Home / 47,011,374.40-70,517,061.60-30,887,060.80

Finding the Fourth Proportional to 47,011,374.40, 70,517,061.60 and 30,887,060.80

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Solution

The fourth proportional to 47,011,374.40, 70,517,061.60 and 30,887,060.80 is: 46,330,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,011,374.40 : 70,517,061.60 = 30,887,060.80 : x
  2. Step 2: Convert to fraction form
    47,011,374.40/70,517,061.60 = 30,887,060.80/x
  3. Step 3: Cross multiply
    47,011,374.40x = 70,517,061.60 × 30,887,060.80
  4. Step 4: Simplify right side
    47,011,374.40x = 2,178,064,769,076,545.25
  5. Step 5: Solve for x
    x = 2,178,064,769,076,545.25/47,011,374.40
  6. Step 6: Final answer
    x = 46,330,591.20

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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.