Home / 54,435,595.60-81,569,412.60-47,213,246.80

Finding the Fourth Proportional to 54,435,595.60, 81,569,412.60 and 47,213,246.80

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Solution

The fourth proportional to 54,435,595.60, 81,569,412.60 and 47,213,246.80 is: 70,747,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,435,595.60 : 81,569,412.60 = 47,213,246.80 : x
  2. Step 2: Convert to fraction form
    54,435,595.60/81,569,412.60 = 47,213,246.80/x
  3. Step 3: Cross multiply
    54,435,595.60x = 81,569,412.60 × 47,213,246.80
  4. Step 4: Simplify right side
    54,435,595.60x = 3,851,156,808,414,829
  5. Step 5: Solve for x
    x = 3,851,156,808,414,829/54,435,595.60
  6. Step 6: Final answer
    x = 70,747,031.72

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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.