Home / 55,809,247.73-77,017,657.18-30,692,349.62

Finding the Fourth Proportional to 55,809,247.73, 77,017,657.18 and 30,692,349.62

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Solution

The fourth proportional to 55,809,247.73, 77,017,657.18 and 30,692,349.62 is: 42,355,934.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,809,247.73 : 77,017,657.18 = 30,692,349.62 : x
  2. Step 2: Convert to fraction form
    55,809,247.73/77,017,657.18 = 30,692,349.62/x
  3. Step 3: Cross multiply
    55,809,247.73x = 77,017,657.18 × 30,692,349.62
  4. Step 4: Simplify right side
    55,809,247.73x = 2,363,852,860,696,775
  5. Step 5: Solve for x
    x = 2,363,852,860,696,775/55,809,247.73
  6. Step 6: Final answer
    x = 42,355,934.85

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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.