Home / 19,584,655.20-29,358,320.40-15,264,309.60

Finding the Fourth Proportional to 19,584,655.20, 29,358,320.40 and 15,264,309.60

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Solution

The fourth proportional to 19,584,655.20, 29,358,320.40 and 15,264,309.60 is: 22,881,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,584,655.20 : 29,358,320.40 = 15,264,309.60 : x
  2. Step 2: Convert to fraction form
    19,584,655.20/29,358,320.40 = 15,264,309.60/x
  3. Step 3: Cross multiply
    19,584,655.20x = 29,358,320.40 × 15,264,309.60
  4. Step 4: Simplify right side
    19,584,655.20x = 448,134,491,921,595.81
  5. Step 5: Solve for x
    x = 448,134,491,921,595.81/19,584,655.20
  6. Step 6: Final answer
    x = 22,881,918.90

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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.