Home / 15,294,120.71-21,103,417.01-8,766,549

Finding the Fourth Proportional to 15,294,120.71, 21,103,417.01 and 8,766,549

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Solution

The fourth proportional to 15,294,120.71, 21,103,417.01 and 8,766,549 is: 12,096,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294,120.71 : 21,103,417.01 = 8,766,549 : x
  2. Step 2: Convert to fraction form
    15,294,120.71/21,103,417.01 = 8,766,549/x
  3. Step 3: Cross multiply
    15,294,120.71x = 21,103,417.01 × 8,766,549
  4. Step 4: Simplify right side
    15,294,120.71x = 185,004,139,307,514.84
  5. Step 5: Solve for x
    x = 185,004,139,307,514.84/15,294,120.71
  6. Step 6: Final answer
    x = 12,096,422.07

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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.