Home / 61,838,130.40-92,757,195.60-21,448,614.40

Finding the Fourth Proportional to 61,838,130.40, 92,757,195.60 and 21,448,614.40

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Solution

The fourth proportional to 61,838,130.40, 92,757,195.60 and 21,448,614.40 is: 32,172,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,838,130.40 : 92,757,195.60 = 21,448,614.40 : x
  2. Step 2: Convert to fraction form
    61,838,130.40/92,757,195.60 = 21,448,614.40/x
  3. Step 3: Cross multiply
    61,838,130.40x = 92,757,195.60 × 21,448,614.40
  4. Step 4: Simplify right side
    61,838,130.40x = 1,989,513,321,249,776.25
  5. Step 5: Solve for x
    x = 1,989,513,321,249,776.25/61,838,130.40
  6. Step 6: Final answer
    x = 32,172,921.60

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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.