Home / 52,721,648.79-72,750,336.52-29,199,569.35

Finding the Fourth Proportional to 52,721,648.79, 72,750,336.52 and 29,199,569.35

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Solution

The fourth proportional to 52,721,648.79, 72,750,336.52 and 29,199,569.35 is: 40,292,338.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,721,648.79 : 72,750,336.52 = 29,199,569.35 : x
  2. Step 2: Convert to fraction form
    52,721,648.79/72,750,336.52 = 29,199,569.35/x
  3. Step 3: Cross multiply
    52,721,648.79x = 72,750,336.52 × 29,199,569.35
  4. Step 4: Simplify right side
    52,721,648.79x = 2,124,278,496,451,577.75
  5. Step 5: Solve for x
    x = 2,124,278,496,451,577.75/52,721,648.79
  6. Step 6: Final answer
    x = 40,292,338.07

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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.