Home / 4,007,781.56-5,538,061.86-2,918,154.98

Finding the Fourth Proportional to 4,007,781.56, 5,538,061.86 and 2,918,154.98

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Solution

The fourth proportional to 4,007,781.56, 5,538,061.86 and 2,918,154.98 is: 4,032,386.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007,781.56 : 5,538,061.86 = 2,918,154.98 : x
  2. Step 2: Convert to fraction form
    4,007,781.56/5,538,061.86 = 2,918,154.98/x
  3. Step 3: Cross multiply
    4,007,781.56x = 5,538,061.86 × 2,918,154.98
  4. Step 4: Simplify right side
    4,007,781.56x = 16,160,922,796,307.06
  5. Step 5: Solve for x
    x = 16,160,922,796,307.06/4,007,781.56
  6. Step 6: Final answer
    x = 4,032,386.14

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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.