Home / 14,641,068.20-20,205,418.74-8,443,810.76

Finding the Fourth Proportional to 14,641,068.20, 20,205,418.74 and 8,443,810.76

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Solution

The fourth proportional to 14,641,068.20, 20,205,418.74 and 8,443,810.76 is: 11,652,888.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,641,068.20 : 20,205,418.74 = 8,443,810.76 : x
  2. Step 2: Convert to fraction form
    14,641,068.20/20,205,418.74 = 8,443,810.76/x
  3. Step 3: Cross multiply
    14,641,068.20x = 20,205,418.74 × 8,443,810.76
  4. Step 4: Simplify right side
    14,641,068.20x = 170,610,732,167,117.62
  5. Step 5: Solve for x
    x = 170,610,732,167,117.62/14,641,068.20
  6. Step 6: Final answer
    x = 11,652,888.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.