Home / 48,443,631.40-72,766,535.10-40,885,359.40

Finding the Fourth Proportional to 48,443,631.40, 72,766,535.10 and 40,885,359.40

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Solution

The fourth proportional to 48,443,631.40, 72,766,535.10 and 40,885,359.40 is: 61,413,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,443,631.40 : 72,766,535.10 = 40,885,359.40 : x
  2. Step 2: Convert to fraction form
    48,443,631.40/72,766,535.10 = 40,885,359.40/x
  3. Step 3: Cross multiply
    48,443,631.40x = 72,766,535.10 × 40,885,359.40
  4. Step 4: Simplify right side
    48,443,631.40x = 2,975,085,939,856,214.50
  5. Step 5: Solve for x
    x = 2,975,085,939,856,214.50/48,443,631.40
  6. Step 6: Final answer
    x = 61,413,355.15

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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.