Home / 61,806,882.40-92,709,862.80-18,676,002.40

Finding the Fourth Proportional to 61,806,882.40, 92,709,862.80 and 18,676,002.40

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Solution

The fourth proportional to 61,806,882.40, 92,709,862.80 and 18,676,002.40 is: 28,013,864.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,806,882.40 : 92,709,862.80 = 18,676,002.40 : x
  2. Step 2: Convert to fraction form
    61,806,882.40/92,709,862.80 = 18,676,002.40/x
  3. Step 3: Cross multiply
    61,806,882.40x = 92,709,862.80 × 18,676,002.40
  4. Step 4: Simplify right side
    61,806,882.40x = 1,731,449,620,156,470.50
  5. Step 5: Solve for x
    x = 1,731,449,620,156,470.50/61,806,882.40
  6. Step 6: Final answer
    x = 28,013,864.36

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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.