Home / 14,830,790.16-20,466,654.13-8,215,479.95

Finding the Fourth Proportional to 14,830,790.16, 20,466,654.13 and 8,215,479.95

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Solution

The fourth proportional to 14,830,790.16, 20,466,654.13 and 8,215,479.95 is: 11,337,453.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,830,790.16 : 20,466,654.13 = 8,215,479.95 : x
  2. Step 2: Convert to fraction form
    14,830,790.16/20,466,654.13 = 8,215,479.95/x
  3. Step 3: Cross multiply
    14,830,790.16x = 20,466,654.13 × 8,215,479.95
  4. Step 4: Simplify right side
    14,830,790.16x = 168,143,386,556,535.78
  5. Step 5: Solve for x
    x = 168,143,386,556,535.78/14,830,790.16
  6. Step 6: Final answer
    x = 11,337,453.01

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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.