Home / 21,465,849.84-32,185,771.02-9,632,812.20

Finding the Fourth Proportional to 21,465,849.84, 32,185,771.02 and 9,632,812.20

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Solution

The fourth proportional to 21,465,849.84, 32,185,771.02 and 9,632,812.20 is: 14,443,382.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,465,849.84 : 32,185,771.02 = 9,632,812.20 : x
  2. Step 2: Convert to fraction form
    21,465,849.84/32,185,771.02 = 9,632,812.20/x
  3. Step 3: Cross multiply
    21,465,849.84x = 32,185,771.02 × 9,632,812.20
  4. Step 4: Simplify right side
    21,465,849.84x = 310,039,487,747,862.44
  5. Step 5: Solve for x
    x = 310,039,487,747,862.44/21,465,849.84
  6. Step 6: Final answer
    x = 14,443,382.86

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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.