Home / 15,472,191.17-21,351,628.26-8,596,673.21

Finding the Fourth Proportional to 15,472,191.17, 21,351,628.26 and 8,596,673.21

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Solution

The fourth proportional to 15,472,191.17, 21,351,628.26 and 8,596,673.21 is: 11,863,411.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,472,191.17 : 21,351,628.26 = 8,596,673.21 : x
  2. Step 2: Convert to fraction form
    15,472,191.17/21,351,628.26 = 8,596,673.21/x
  3. Step 3: Cross multiply
    15,472,191.17x = 21,351,628.26 × 8,596,673.21
  4. Step 4: Simplify right side
    15,472,191.17x = 183,552,970,545,862.78
  5. Step 5: Solve for x
    x = 183,552,970,545,862.78/15,472,191.17
  6. Step 6: Final answer
    x = 11,863,411.50

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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.