Home / 55,658,413.52-76,799,948.70-31,815,700.33

Finding the Fourth Proportional to 55,658,413.52, 76,799,948.70 and 31,815,700.33

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Solution

The fourth proportional to 55,658,413.52, 76,799,948.70 and 31,815,700.33 is: 43,900,715.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,658,413.52 : 76,799,948.70 = 31,815,700.33 : x
  2. Step 2: Convert to fraction form
    55,658,413.52/76,799,948.70 = 31,815,700.33/x
  3. Step 3: Cross multiply
    55,658,413.52x = 76,799,948.70 × 31,815,700.33
  4. Step 4: Simplify right side
    55,658,413.52x = 2,443,444,153,198,573
  5. Step 5: Solve for x
    x = 2,443,444,153,198,573/55,658,413.52
  6. Step 6: Final answer
    x = 43,900,715.07

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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.