Home / 28,446,541.39-39,256,227.17-15,393,800.30

Finding the Fourth Proportional to 28,446,541.39, 39,256,227.17 and 15,393,800.30

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Solution

The fourth proportional to 28,446,541.39, 39,256,227.17 and 15,393,800.30 is: 21,243,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446,541.39 : 39,256,227.17 = 15,393,800.30 : x
  2. Step 2: Convert to fraction form
    28,446,541.39/39,256,227.17 = 15,393,800.30/x
  3. Step 3: Cross multiply
    28,446,541.39x = 39,256,227.17 × 15,393,800.30
  4. Step 4: Simplify right side
    28,446,541.39x = 604,302,521,833,097.25
  5. Step 5: Solve for x
    x = 604,302,521,833,097.25/28,446,541.39
  6. Step 6: Final answer
    x = 21,243,444.45

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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.