Home / 45,140,023.91-62,312,302.49-30,475,553.47

Finding the Fourth Proportional to 45,140,023.91, 62,312,302.49 and 30,475,553.47

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Solution

The fourth proportional to 45,140,023.91, 62,312,302.49 and 30,475,553.47 is: 42,069,138.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,140,023.91 : 62,312,302.49 = 30,475,553.47 : x
  2. Step 2: Convert to fraction form
    45,140,023.91/62,312,302.49 = 30,475,553.47/x
  3. Step 3: Cross multiply
    45,140,023.91x = 62,312,302.49 × 30,475,553.47
  4. Step 4: Simplify right side
    45,140,023.91x = 1,899,001,906,064,650.75
  5. Step 5: Solve for x
    x = 1,899,001,906,064,650.75/45,140,023.91
  6. Step 6: Final answer
    x = 42,069,138.24

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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.