Home / 62,439,189.16-86,155,801.86-39,217,775.08

Finding the Fourth Proportional to 62,439,189.16, 86,155,801.86 and 39,217,775.08

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Solution

The fourth proportional to 62,439,189.16, 86,155,801.86 and 39,217,775.08 is: 54,114,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,439,189.16 : 86,155,801.86 = 39,217,775.08 : x
  2. Step 2: Convert to fraction form
    62,439,189.16/86,155,801.86 = 39,217,775.08/x
  3. Step 3: Cross multiply
    62,439,189.16x = 86,155,801.86 × 39,217,775.08
  4. Step 4: Simplify right side
    62,439,189.16x = 3,378,838,859,182,525.50
  5. Step 5: Solve for x
    x = 3,378,838,859,182,525.50/62,439,189.16
  6. Step 6: Final answer
    x = 54,114,073.30

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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.