Home / 57,618,064.80-86,427,097.20-47,664,784.80

Finding the Fourth Proportional to 57,618,064.80, 86,427,097.20 and 47,664,784.80

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Solution

The fourth proportional to 57,618,064.80, 86,427,097.20 and 47,664,784.80 is: 71,497,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,618,064.80 : 86,427,097.20 = 47,664,784.80 : x
  2. Step 2: Convert to fraction form
    57,618,064.80/86,427,097.20 = 47,664,784.80/x
  3. Step 3: Cross multiply
    57,618,064.80x = 86,427,097.20 × 47,664,784.80
  4. Step 4: Simplify right side
    57,618,064.80x = 4,119,528,988,926,682.50
  5. Step 5: Solve for x
    x = 4,119,528,988,926,682.50/57,618,064.80
  6. Step 6: Final answer
    x = 71,497,177.20

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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.