Home / 72,772,802.66-100,435,273.85-41,418,475.13

Finding the Fourth Proportional to 72,772,802.66, 100,435,273.85 and 41,418,475.13

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Solution

The fourth proportional to 72,772,802.66, 100,435,273.85 and 41,418,475.13 is: 57,162,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,772,802.66 : 100,435,273.85 = 41,418,475.13 : x
  2. Step 2: Convert to fraction form
    72,772,802.66/100,435,273.85 = 41,418,475.13/x
  3. Step 3: Cross multiply
    72,772,802.66x = 100,435,273.85 × 41,418,475.13
  4. Step 4: Simplify right side
    72,772,802.66x = 4,159,875,891,923,872
  5. Step 5: Solve for x
    x = 4,159,875,891,923,872/72,772,802.66
  6. Step 6: Final answer
    x = 57,162,507.69

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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.