Home / 42,771,078.30-64,156,617.45-14,010,278.70

Finding the Fourth Proportional to 42,771,078.30, 64,156,617.45 and 14,010,278.70

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Solution

The fourth proportional to 42,771,078.30, 64,156,617.45 and 14,010,278.70 is: 21,015,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,771,078.30 : 64,156,617.45 = 14,010,278.70 : x
  2. Step 2: Convert to fraction form
    42,771,078.30/64,156,617.45 = 14,010,278.70/x
  3. Step 3: Cross multiply
    42,771,078.30x = 64,156,617.45 × 14,010,278.70
  4. Step 4: Simplify right side
    42,771,078.30x = 898,852,090,923,783.25
  5. Step 5: Solve for x
    x = 898,852,090,923,783.25/42,771,078.30
  6. Step 6: Final answer
    x = 21,015,418.05

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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.