Home / 44,931,380.54-61,994,601.45-30,988,278.68

Finding the Fourth Proportional to 44,931,380.54, 61,994,601.45 and 30,988,278.68

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Solution

The fourth proportional to 44,931,380.54, 61,994,601.45 and 30,988,278.68 is: 42,756,442.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,931,380.54 : 61,994,601.45 = 30,988,278.68 : x
  2. Step 2: Convert to fraction form
    44,931,380.54/61,994,601.45 = 30,988,278.68/x
  3. Step 3: Cross multiply
    44,931,380.54x = 61,994,601.45 × 30,988,278.68
  4. Step 4: Simplify right side
    44,931,380.54x = 1,921,105,986,078,159.25
  5. Step 5: Solve for x
    x = 1,921,105,986,078,159.25/44,931,380.54
  6. Step 6: Final answer
    x = 42,756,442.45

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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.