Home / 61,218,572.15-84,487,596.86-45,721,752.59

Finding the Fourth Proportional to 61,218,572.15, 84,487,596.86 and 45,721,752.59

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Solution

The fourth proportional to 61,218,572.15, 84,487,596.86 and 45,721,752.59 is: 63,100,475.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,218,572.15 : 84,487,596.86 = 45,721,752.59 : x
  2. Step 2: Convert to fraction form
    61,218,572.15/84,487,596.86 = 45,721,752.59/x
  3. Step 3: Cross multiply
    61,218,572.15x = 84,487,596.86 × 45,721,752.59
  4. Step 4: Simplify right side
    61,218,572.15x = 3,862,921,000,248,447
  5. Step 5: Solve for x
    x = 3,862,921,000,248,447/61,218,572.15
  6. Step 6: Final answer
    x = 63,100,475.31

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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.