Home / 4,677,921.70-7,016,882.55-4,328,001.70

Finding the Fourth Proportional to 4,677,921.70, 7,016,882.55 and 4,328,001.70

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Solution

The fourth proportional to 4,677,921.70, 7,016,882.55 and 4,328,001.70 is: 6,492,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677,921.70 : 7,016,882.55 = 4,328,001.70 : x
  2. Step 2: Convert to fraction form
    4,677,921.70/7,016,882.55 = 4,328,001.70/x
  3. Step 3: Cross multiply
    4,677,921.70x = 7,016,882.55 × 4,328,001.70
  4. Step 4: Simplify right side
    4,677,921.70x = 30,369,079,605,100.34
  5. Step 5: Solve for x
    x = 30,369,079,605,100.34/4,677,921.70
  6. Step 6: Final answer
    x = 6,492,002.55

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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.