Home / 9,878,162.20-13,633,981.50-6,011,928.52

Finding the Fourth Proportional to 9,878,162.20, 13,633,981.50 and 6,011,928.52

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Solution

The fourth proportional to 9,878,162.20, 13,633,981.50 and 6,011,928.52 is: 8,297,750.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,878,162.20 : 13,633,981.50 = 6,011,928.52 : x
  2. Step 2: Convert to fraction form
    9,878,162.20/13,633,981.50 = 6,011,928.52/x
  3. Step 3: Cross multiply
    9,878,162.20x = 13,633,981.50 × 6,011,928.52
  4. Step 4: Simplify right side
    9,878,162.20x = 81,966,522,221,002.38
  5. Step 5: Solve for x
    x = 81,966,522,221,002.38/9,878,162.20
  6. Step 6: Final answer
    x = 8,297,750.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.