Home / 51,807,999.70-77,711,999.55-15,901,542.10

Finding the Fourth Proportional to 51,807,999.70, 77,711,999.55 and 15,901,542.10

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Solution

The fourth proportional to 51,807,999.70, 77,711,999.55 and 15,901,542.10 is: 23,852,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,807,999.70 : 77,711,999.55 = 15,901,542.10 : x
  2. Step 2: Convert to fraction form
    51,807,999.70/77,711,999.55 = 15,901,542.10/x
  3. Step 3: Cross multiply
    51,807,999.70x = 77,711,999.55 × 15,901,542.10
  4. Step 4: Simplify right side
    51,807,999.70x = 1,235,740,632,519,506
  5. Step 5: Solve for x
    x = 1,235,740,632,519,506/51,807,999.70
  6. Step 6: Final answer
    x = 23,852,313.15

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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.