Home / 15,752,505.40-23,633,999.70-5,655,916.60

Finding the Fourth Proportional to 15,752,505.40, 23,633,999.70 and 5,655,916.60

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Solution

The fourth proportional to 15,752,505.40, 23,633,999.70 and 5,655,916.60 is: 8,485,756.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752,505.40 : 23,633,999.70 = 5,655,916.60 : x
  2. Step 2: Convert to fraction form
    15,752,505.40/23,633,999.70 = 5,655,916.60/x
  3. Step 3: Cross multiply
    15,752,505.40x = 23,633,999.70 × 5,655,916.60
  4. Step 4: Simplify right side
    15,752,505.40x = 133,671,931,227,625
  5. Step 5: Solve for x
    x = 133,671,931,227,625/15,752,505.40
  6. Step 6: Final answer
    x = 8,485,756.89

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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.