Home / 14,537,497.18-20,061,878.79-8,011,360.78

Finding the Fourth Proportional to 14,537,497.18, 20,061,878.79 and 8,011,360.78

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Solution

The fourth proportional to 14,537,497.18, 20,061,878.79 and 8,011,360.78 is: 11,055,750.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,537,497.18 : 20,061,878.79 = 8,011,360.78 : x
  2. Step 2: Convert to fraction form
    14,537,497.18/20,061,878.79 = 8,011,360.78/x
  3. Step 3: Cross multiply
    14,537,497.18x = 20,061,878.79 × 8,011,360.78
  4. Step 4: Simplify right side
    14,537,497.18x = 160,722,948,911,319.84
  5. Step 5: Solve for x
    x = 160,722,948,911,319.84/14,537,497.18
  6. Step 6: Final answer
    x = 11,055,750.99

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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.