Home / 18,442,092.90-27,663,139.35-9,939,036.90

Finding the Fourth Proportional to 18,442,092.90, 27,663,139.35 and 9,939,036.90

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Solution

The fourth proportional to 18,442,092.90, 27,663,139.35 and 9,939,036.90 is: 14,908,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442,092.90 : 27,663,139.35 = 9,939,036.90 : x
  2. Step 2: Convert to fraction form
    18,442,092.90/27,663,139.35 = 9,939,036.90/x
  3. Step 3: Cross multiply
    18,442,092.90x = 27,663,139.35 × 9,939,036.90
  4. Step 4: Simplify right side
    18,442,092.90x = 274,944,962,769,492.03
  5. Step 5: Solve for x
    x = 274,944,962,769,492.03/18,442,092.90
  6. Step 6: Final answer
    x = 14,908,555.35

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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.