Home / 61,205,243.70-91,807,865.55-15,767,038.20

Finding the Fourth Proportional to 61,205,243.70, 91,807,865.55 and 15,767,038.20

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Solution

The fourth proportional to 61,205,243.70, 91,807,865.55 and 15,767,038.20 is: 23,650,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,205,243.70 : 91,807,865.55 = 15,767,038.20 : x
  2. Step 2: Convert to fraction form
    61,205,243.70/91,807,865.55 = 15,767,038.20/x
  3. Step 3: Cross multiply
    61,205,243.70x = 91,807,865.55 × 15,767,038.20
  4. Step 4: Simplify right side
    61,205,243.70x = 1,447,538,123,187,314
  5. Step 5: Solve for x
    x = 1,447,538,123,187,314/61,205,243.70
  6. Step 6: Final answer
    x = 23,650,557.30

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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.