Home / 17,852,428.20-26,778,642.30-4,389,256.20

Finding the Fourth Proportional to 17,852,428.20, 26,778,642.30 and 4,389,256.20

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Solution

The fourth proportional to 17,852,428.20, 26,778,642.30 and 4,389,256.20 is: 6,583,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,852,428.20 : 26,778,642.30 = 4,389,256.20 : x
  2. Step 2: Convert to fraction form
    17,852,428.20/26,778,642.30 = 4,389,256.20/x
  3. Step 3: Cross multiply
    17,852,428.20x = 26,778,642.30 × 4,389,256.20
  4. Step 4: Simplify right side
    17,852,428.20x = 117,538,321,742,857.27
  5. Step 5: Solve for x
    x = 117,538,321,742,857.27/17,852,428.20
  6. Step 6: Final answer
    x = 6,583,884.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.