Home / 77,937,585.54-107,554,153.15-42,174,026.75

Finding the Fourth Proportional to 77,937,585.54, 107,554,153.15 and 42,174,026.75

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Solution

The fourth proportional to 77,937,585.54, 107,554,153.15 and 42,174,026.75 is: 58,200,311.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,937,585.54 : 107,554,153.15 = 42,174,026.75 : x
  2. Step 2: Convert to fraction form
    77,937,585.54/107,554,153.15 = 42,174,026.75/x
  3. Step 3: Cross multiply
    77,937,585.54x = 107,554,153.15 × 42,174,026.75
  4. Step 4: Simplify right side
    77,937,585.54x = 4,535,991,731,738,308
  5. Step 5: Solve for x
    x = 4,535,991,731,738,308/77,937,585.54
  6. Step 6: Final answer
    x = 58,200,311.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.