Home / 21,264,065.40-31,896,098.10-14,545,601.40

Finding the Fourth Proportional to 21,264,065.40, 31,896,098.10 and 14,545,601.40

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Solution

The fourth proportional to 21,264,065.40, 31,896,098.10 and 14,545,601.40 is: 21,818,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,264,065.40 : 31,896,098.10 = 14,545,601.40 : x
  2. Step 2: Convert to fraction form
    21,264,065.40/31,896,098.10 = 14,545,601.40/x
  3. Step 3: Cross multiply
    21,264,065.40x = 31,896,098.10 × 14,545,601.40
  4. Step 4: Simplify right side
    21,264,065.40x = 463,947,929,177,897.38
  5. Step 5: Solve for x
    x = 463,947,929,177,897.38/21,264,065.40
  6. Step 6: Final answer
    x = 21,818,402.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.