Home / 29,249,840.07-40,377,815.35-19,332,695.86

Finding the Fourth Proportional to 29,249,840.07, 40,377,815.35 and 19,332,695.86

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Solution

The fourth proportional to 29,249,840.07, 40,377,815.35 and 19,332,695.86 is: 26,687,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,249,840.07 : 40,377,815.35 = 19,332,695.86 : x
  2. Step 2: Convert to fraction form
    29,249,840.07/40,377,815.35 = 19,332,695.86/x
  3. Step 3: Cross multiply
    29,249,840.07x = 40,377,815.35 × 19,332,695.86
  4. Step 4: Simplify right side
    29,249,840.07x = 780,612,023,503,513.12
  5. Step 5: Solve for x
    x = 780,612,023,503,513.12/29,249,840.07
  6. Step 6: Final answer
    x = 26,687,736.47

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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.