Home / 9,378,214.40-14,067,168.96-2,988,380.48

Finding the Fourth Proportional to 9,378,214.40, 14,067,168.96 and 2,988,380.48

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Solution

The fourth proportional to 9,378,214.40, 14,067,168.96 and 2,988,380.48 is: 4,482,522.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378,214.40 : 14,067,168.96 = 2,988,380.48 : x
  2. Step 2: Convert to fraction form
    9,378,214.40/14,067,168.96 = 2,988,380.48/x
  3. Step 3: Cross multiply
    9,378,214.40x = 14,067,168.96 × 2,988,380.48
  4. Step 4: Simplify right side
    9,378,214.40x = 42,038,053,128,925.91
  5. Step 5: Solve for x
    x = 42,038,053,128,925.91/9,378,214.40
  6. Step 6: Final answer
    x = 4,482,522.08

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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.