Home / 13,499,649.22-20,263,470.63-9,043,068.10

Finding the Fourth Proportional to 13,499,649.22, 20,263,470.63 and 9,043,068.10

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Solution

The fourth proportional to 13,499,649.22, 20,263,470.63 and 9,043,068.10 is: 13,573,978.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,499,649.22 : 20,263,470.63 = 9,043,068.10 : x
  2. Step 2: Convert to fraction form
    13,499,649.22/20,263,470.63 = 9,043,068.10/x
  3. Step 3: Cross multiply
    13,499,649.22x = 20,263,470.63 × 9,043,068.10
  4. Step 4: Simplify right side
    13,499,649.22x = 183,243,944,849,439.88
  5. Step 5: Solve for x
    x = 183,243,944,849,439.88/13,499,649.22
  6. Step 6: Final answer
    x = 13,573,978.25

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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.