Home / 21,557,766.10-32,336,649.15-10,776,730.90

Finding the Fourth Proportional to 21,557,766.10, 32,336,649.15 and 10,776,730.90

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Solution

The fourth proportional to 21,557,766.10, 32,336,649.15 and 10,776,730.90 is: 16,165,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,557,766.10 : 32,336,649.15 = 10,776,730.90 : x
  2. Step 2: Convert to fraction form
    21,557,766.10/32,336,649.15 = 10,776,730.90/x
  3. Step 3: Cross multiply
    21,557,766.10x = 32,336,649.15 × 10,776,730.90
  4. Step 4: Simplify right side
    21,557,766.10x = 348,483,366,097,263.75
  5. Step 5: Solve for x
    x = 348,483,366,097,263.75/21,557,766.10
  6. Step 6: Final answer
    x = 16,165,096.35

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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.