Home / 48,546,787.80-72,792,188.10-18,257,712.60

Finding the Fourth Proportional to 48,546,787.80, 72,792,188.10 and 18,257,712.60

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Solution

The fourth proportional to 48,546,787.80, 72,792,188.10 and 18,257,712.60 is: 27,376,040.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,546,787.80 : 72,792,188.10 = 18,257,712.60 : x
  2. Step 2: Convert to fraction form
    48,546,787.80/72,792,188.10 = 18,257,712.60/x
  3. Step 3: Cross multiply
    48,546,787.80x = 72,792,188.10 × 18,257,712.60
  4. Step 4: Simplify right side
    48,546,787.80x = 1,329,018,849,854,940
  5. Step 5: Solve for x
    x = 1,329,018,849,854,940/48,546,787.80
  6. Step 6: Final answer
    x = 27,376,040.93

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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.