Home / 18,700,087.19-28,067,373.68-9,484,527.47

Finding the Fourth Proportional to 18,700,087.19, 28,067,373.68 and 9,484,527.47

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Solution

The fourth proportional to 18,700,087.19, 28,067,373.68 and 9,484,527.47 is: 14,235,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,700,087.19 : 28,067,373.68 = 9,484,527.47 : x
  2. Step 2: Convert to fraction form
    18,700,087.19/28,067,373.68 = 9,484,527.47/x
  3. Step 3: Cross multiply
    18,700,087.19x = 28,067,373.68 × 9,484,527.47
  4. Step 4: Simplify right side
    18,700,087.19x = 266,205,776,490,955.50
  5. Step 5: Solve for x
    x = 266,205,776,490,955.50/18,700,087.19
  6. Step 6: Final answer
    x = 14,235,536.65

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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.