Home / 40,902,437.28-56,465,817.36-25,437,504.16

Finding the Fourth Proportional to 40,902,437.28, 56,465,817.36 and 25,437,504.16

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Solution

The fourth proportional to 40,902,437.28, 56,465,817.36 and 25,437,504.16 is: 35,116,476.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,902,437.28 : 56,465,817.36 = 25,437,504.16 : x
  2. Step 2: Convert to fraction form
    40,902,437.28/56,465,817.36 = 25,437,504.16/x
  3. Step 3: Cross multiply
    40,902,437.28x = 56,465,817.36 × 25,437,504.16
  4. Step 4: Simplify right side
    40,902,437.28x = 1,436,349,463,992,800.25
  5. Step 5: Solve for x
    x = 1,436,349,463,992,800.25/40,902,437.28
  6. Step 6: Final answer
    x = 35,116,476.17

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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.