Home / 19,933,643.70-29,881,803.15-15,613,298.10

Finding the Fourth Proportional to 19,933,643.70, 29,881,803.15 and 15,613,298.10

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Solution

The fourth proportional to 19,933,643.70, 29,881,803.15 and 15,613,298.10 is: 23,405,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933,643.70 : 29,881,803.15 = 15,613,298.10 : x
  2. Step 2: Convert to fraction form
    19,933,643.70/29,881,803.15 = 15,613,298.10/x
  3. Step 3: Cross multiply
    19,933,643.70x = 29,881,803.15 × 15,613,298.10
  4. Step 4: Simplify right side
    19,933,643.70x = 466,553,500,346,469
  5. Step 5: Solve for x
    x = 466,553,500,346,469/19,933,643.70
  6. Step 6: Final answer
    x = 23,405,329.57

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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.