Home / 42,005,123.60-63,007,685.40-37,541,019.20

Finding the Fourth Proportional to 42,005,123.60, 63,007,685.40 and 37,541,019.20

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Solution

The fourth proportional to 42,005,123.60, 63,007,685.40 and 37,541,019.20 is: 56,311,528.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,005,123.60 : 63,007,685.40 = 37,541,019.20 : x
  2. Step 2: Convert to fraction form
    42,005,123.60/63,007,685.40 = 37,541,019.20/x
  3. Step 3: Cross multiply
    42,005,123.60x = 63,007,685.40 × 37,541,019.20
  4. Step 4: Simplify right side
    42,005,123.60x = 2,365,372,727,348,960
  5. Step 5: Solve for x
    x = 2,365,372,727,348,960/42,005,123.60
  6. Step 6: Final answer
    x = 56,311,528.80

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1.5x scale

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.