Home / 63,437,101.20-95,155,651.80-20,307,711.60

Finding the Fourth Proportional to 63,437,101.20, 95,155,651.80 and 20,307,711.60

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Solution

The fourth proportional to 63,437,101.20, 95,155,651.80 and 20,307,711.60 is: 30,461,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,437,101.20 : 95,155,651.80 = 20,307,711.60 : x
  2. Step 2: Convert to fraction form
    63,437,101.20/95,155,651.80 = 20,307,711.60/x
  3. Step 3: Cross multiply
    63,437,101.20x = 95,155,651.80 × 20,307,711.60
  4. Step 4: Simplify right side
    63,437,101.20x = 1,932,393,533,864,421
  5. Step 5: Solve for x
    x = 1,932,393,533,864,421/63,437,101.20
  6. Step 6: Final answer
    x = 30,461,567.40

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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.