Home / 19,558,901.80-29,314,733.10-9,969,344.20

Finding the Fourth Proportional to 19,558,901.80, 29,314,733.10 and 9,969,344.20

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Solution

The fourth proportional to 19,558,901.80, 29,314,733.10 and 9,969,344.20 is: 14,941,977.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558,901.80 : 29,314,733.10 = 9,969,344.20 : x
  2. Step 2: Convert to fraction form
    19,558,901.80/29,314,733.10 = 9,969,344.20/x
  3. Step 3: Cross multiply
    19,558,901.80x = 29,314,733.10 × 9,969,344.20
  4. Step 4: Simplify right side
    19,558,901.80x = 292,248,664,405,033
  5. Step 5: Solve for x
    x = 292,248,664,405,033/19,558,901.80
  6. Step 6: Final answer
    x = 14,941,977.18

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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.