Home / 58,968,078.30-88,454,741.85-20,105,963.10

Finding the Fourth Proportional to 58,968,078.30, 88,454,741.85 and 20,105,963.10

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Solution

The fourth proportional to 58,968,078.30, 88,454,741.85 and 20,105,963.10 is: 30,159,839.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,968,078.30 : 88,454,741.85 = 20,105,963.10 : x
  2. Step 2: Convert to fraction form
    58,968,078.30/88,454,741.85 = 20,105,963.10/x
  3. Step 3: Cross multiply
    58,968,078.30x = 88,454,741.85 × 20,105,963.10
  4. Step 4: Simplify right side
    58,968,078.30x = 1,778,467,775,656,125.75
  5. Step 5: Solve for x
    x = 1,778,467,775,656,125.75/58,968,078.30
  6. Step 6: Final answer
    x = 30,159,839.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.