Home / 73,278,117.60-109,959,166.80-27,872,498.40

Finding the Fourth Proportional to 73,278,117.60, 109,959,166.80 and 27,872,498.40

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Solution

The fourth proportional to 73,278,117.60, 109,959,166.80 and 27,872,498.40 is: 41,824,719.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,278,117.60 : 109,959,166.80 = 27,872,498.40 : x
  2. Step 2: Convert to fraction form
    73,278,117.60/109,959,166.80 = 27,872,498.40/x
  3. Step 3: Cross multiply
    73,278,117.60x = 109,959,166.80 × 27,872,498.40
  4. Step 4: Simplify right side
    73,278,117.60x = 3,064,836,700,698,333
  5. Step 5: Solve for x
    x = 3,064,836,700,698,333/73,278,117.60
  6. Step 6: Final answer
    x = 41,824,719.32

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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.