Home / 48,283,798.10-72,425,697.15-42,993,007.70

Finding the Fourth Proportional to 48,283,798.10, 72,425,697.15 and 42,993,007.70

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Solution

The fourth proportional to 48,283,798.10, 72,425,697.15 and 42,993,007.70 is: 64,489,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,283,798.10 : 72,425,697.15 = 42,993,007.70 : x
  2. Step 2: Convert to fraction form
    48,283,798.10/72,425,697.15 = 42,993,007.70/x
  3. Step 3: Cross multiply
    48,283,798.10x = 72,425,697.15 × 42,993,007.70
  4. Step 4: Simplify right side
    48,283,798.10x = 3,113,798,555,247,818.50
  5. Step 5: Solve for x
    x = 3,113,798,555,247,818.50/48,283,798.10
  6. Step 6: Final answer
    x = 64,489,511.55

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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.