Home / 58,368,019.20-87,552,028.80-57,173,625.60

Finding the Fourth Proportional to 58,368,019.20, 87,552,028.80 and 57,173,625.60

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Solution

The fourth proportional to 58,368,019.20, 87,552,028.80 and 57,173,625.60 is: 85,760,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,368,019.20 : 87,552,028.80 = 57,173,625.60 : x
  2. Step 2: Convert to fraction form
    58,368,019.20/87,552,028.80 = 57,173,625.60/x
  3. Step 3: Cross multiply
    58,368,019.20x = 87,552,028.80 × 57,173,625.60
  4. Step 4: Simplify right side
    58,368,019.20x = 5,005,666,915,131,617
  5. Step 5: Solve for x
    x = 5,005,666,915,131,617/58,368,019.20
  6. Step 6: Final answer
    x = 85,760,438.40

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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.