Home / 52,395,426.32-78,224,735.38-40,034,699.12

Finding the Fourth Proportional to 52,395,426.32, 78,224,735.38 and 40,034,699.12

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Solution

The fourth proportional to 52,395,426.32, 78,224,735.38 and 40,034,699.12 is: 59,770,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,395,426.32 : 78,224,735.38 = 40,034,699.12 : x
  2. Step 2: Convert to fraction form
    52,395,426.32/78,224,735.38 = 40,034,699.12/x
  3. Step 3: Cross multiply
    52,395,426.32x = 78,224,735.38 × 40,034,699.12
  4. Step 4: Simplify right side
    52,395,426.32x = 3,131,703,744,679,918.50
  5. Step 5: Solve for x
    x = 3,131,703,744,679,918.50/52,395,426.32
  6. Step 6: Final answer
    x = 59,770,555.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.