Home / 21,581,295.70-32,371,943.55-16,762,897.30

Finding the Fourth Proportional to 21,581,295.70, 32,371,943.55 and 16,762,897.30

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Solution

The fourth proportional to 21,581,295.70, 32,371,943.55 and 16,762,897.30 is: 25,144,345.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,581,295.70 : 32,371,943.55 = 16,762,897.30 : x
  2. Step 2: Convert to fraction form
    21,581,295.70/32,371,943.55 = 16,762,897.30/x
  3. Step 3: Cross multiply
    21,581,295.70x = 32,371,943.55 × 16,762,897.30
  4. Step 4: Simplify right side
    21,581,295.70x = 542,647,565,130,047.44
  5. Step 5: Solve for x
    x = 542,647,565,130,047.44/21,581,295.70
  6. Step 6: Final answer
    x = 25,144,345.95

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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.