Home / 8,778,172-13,155,302.40-4,941,824.08

Finding the Fourth Proportional to 8,778,172, 13,155,302.40 and 4,941,824.08

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Solution

The fourth proportional to 8,778,172, 13,155,302.40 and 4,941,824.08 is: 7,406,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,172 : 13,155,302.40 = 4,941,824.08 : x
  2. Step 2: Convert to fraction form
    8,778,172/13,155,302.40 = 4,941,824.08/x
  3. Step 3: Cross multiply
    8,778,172x = 13,155,302.40 × 4,941,824.08
  4. Step 4: Simplify right side
    8,778,172x = 65,011,190,180,001.80
  5. Step 5: Solve for x
    x = 65,011,190,180,001.80/8,778,172
  6. Step 6: Final answer
    x = 7,406,005.51

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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.