Home / 15,501,695.10-23,252,542.65-12,631,913.70

Finding the Fourth Proportional to 15,501,695.10, 23,252,542.65 and 12,631,913.70

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Solution

The fourth proportional to 15,501,695.10, 23,252,542.65 and 12,631,913.70 is: 18,947,870.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,501,695.10 : 23,252,542.65 = 12,631,913.70 : x
  2. Step 2: Convert to fraction form
    15,501,695.10/23,252,542.65 = 12,631,913.70/x
  3. Step 3: Cross multiply
    15,501,695.10x = 23,252,542.65 × 12,631,913.70
  4. Step 4: Simplify right side
    15,501,695.10x = 293,724,112,060,369.25
  5. Step 5: Solve for x
    x = 293,724,112,060,369.25/15,501,695.10
  6. Step 6: Final answer
    x = 18,947,870.55

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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.