Home / 4,920,691.05-7,381,036.58-4,389,849.45

Finding the Fourth Proportional to 4,920,691.05, 7,381,036.58 and 4,389,849.45

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Solution

The fourth proportional to 4,920,691.05, 7,381,036.58 and 4,389,849.45 is: 6,584,774.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,691.05 : 7,381,036.58 = 4,389,849.45 : x
  2. Step 2: Convert to fraction form
    4,920,691.05/7,381,036.58 = 4,389,849.45/x
  3. Step 3: Cross multiply
    4,920,691.05x = 7,381,036.58 × 4,389,849.45
  4. Step 4: Simplify right side
    4,920,691.05x = 32,401,639,349,193.64
  5. Step 5: Solve for x
    x = 32,401,639,349,193.64/4,920,691.05
  6. Step 6: Final answer
    x = 6,584,774.18

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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.