Home / 57,939,365.10-86,909,047.65-57,043,569.90

Finding the Fourth Proportional to 57,939,365.10, 86,909,047.65 and 57,043,569.90

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Solution

The fourth proportional to 57,939,365.10, 86,909,047.65 and 57,043,569.90 is: 85,565,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,939,365.10 : 86,909,047.65 = 57,043,569.90 : x
  2. Step 2: Convert to fraction form
    57,939,365.10/86,909,047.65 = 57,043,569.90/x
  3. Step 3: Cross multiply
    57,939,365.10x = 86,909,047.65 × 57,043,569.90
  4. Step 4: Simplify right side
    57,939,365.10x = 4,957,602,334,565,206
  5. Step 5: Solve for x
    x = 4,957,602,334,565,206/57,939,365.10
  6. Step 6: Final answer
    x = 85,565,354.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.