Home / 48,287,727.60-72,431,591.40-12,385,935.60

Finding the Fourth Proportional to 48,287,727.60, 72,431,591.40 and 12,385,935.60

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Solution

The fourth proportional to 48,287,727.60, 72,431,591.40 and 12,385,935.60 is: 18,578,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,287,727.60 : 72,431,591.40 = 12,385,935.60 : x
  2. Step 2: Convert to fraction form
    48,287,727.60/72,431,591.40 = 12,385,935.60/x
  3. Step 3: Cross multiply
    48,287,727.60x = 72,431,591.40 × 12,385,935.60
  4. Step 4: Simplify right side
    48,287,727.60x = 897,133,026,485,913.88
  5. Step 5: Solve for x
    x = 897,133,026,485,913.88/48,287,727.60
  6. Step 6: Final answer
    x = 18,578,903.40

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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.