Home / 17,389,430.10-26,084,145.15-10,209,071.70

Finding the Fourth Proportional to 17,389,430.10, 26,084,145.15 and 10,209,071.70

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Solution

The fourth proportional to 17,389,430.10, 26,084,145.15 and 10,209,071.70 is: 15,313,607.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389,430.10 : 26,084,145.15 = 10,209,071.70 : x
  2. Step 2: Convert to fraction form
    17,389,430.10/26,084,145.15 = 10,209,071.70/x
  3. Step 3: Cross multiply
    17,389,430.10x = 26,084,145.15 × 10,209,071.70
  4. Step 4: Simplify right side
    17,389,430.10x = 266,294,908,069,557.22
  5. Step 5: Solve for x
    x = 266,294,908,069,557.22/17,389,430.10
  6. Step 6: Final answer
    x = 15,313,607.55

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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.