Home / 28,833,132.39-39,789,828.15-15,602,309.43

Finding the Fourth Proportional to 28,833,132.39, 39,789,828.15 and 15,602,309.43

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Solution

The fourth proportional to 28,833,132.39, 39,789,828.15 and 15,602,309.43 is: 21,531,244.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,833,132.39 : 39,789,828.15 = 15,602,309.43 : x
  2. Step 2: Convert to fraction form
    28,833,132.39/39,789,828.15 = 15,602,309.43/x
  3. Step 3: Cross multiply
    28,833,132.39x = 39,789,828.15 × 15,602,309.43
  4. Step 4: Simplify right side
    28,833,132.39x = 620,813,210,962,824.38
  5. Step 5: Solve for x
    x = 620,813,210,962,824.38/28,833,132.39
  6. Step 6: Final answer
    x = 21,531,244.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.