Home / 73,487,006.10-109,969,235.55-64,006,506.90

Finding the Fourth Proportional to 73,487,006.10, 109,969,235.55 and 64,006,506.90

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Solution

The fourth proportional to 73,487,006.10, 109,969,235.55 and 64,006,506.90 is: 95,782,193.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,487,006.10 : 109,969,235.55 = 64,006,506.90 : x
  2. Step 2: Convert to fraction form
    73,487,006.10/109,969,235.55 = 64,006,506.90/x
  3. Step 3: Cross multiply
    73,487,006.10x = 109,969,235.55 × 64,006,506.90
  4. Step 4: Simplify right side
    73,487,006.10x = 7,038,746,634,018,800
  5. Step 5: Solve for x
    x = 7,038,746,634,018,800/73,487,006.10
  6. Step 6: Final answer
    x = 95,782,193.45

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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.