Home / 21,732,153.30-32,586,420.15-7,347,816.90

Finding the Fourth Proportional to 21,732,153.30, 32,586,420.15 and 7,347,816.90

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Solution

The fourth proportional to 21,732,153.30, 32,586,420.15 and 7,347,816.90 is: 11,017,732.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,153.30 : 32,586,420.15 = 7,347,816.90 : x
  2. Step 2: Convert to fraction form
    21,732,153.30/32,586,420.15 = 7,347,816.90/x
  3. Step 3: Cross multiply
    21,732,153.30x = 32,586,420.15 × 7,347,816.90
  4. Step 4: Simplify right side
    21,732,153.30x = 239,439,048,688,670.53
  5. Step 5: Solve for x
    x = 239,439,048,688,670.53/21,732,153.30
  6. Step 6: Final answer
    x = 11,017,732.36

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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.