Home / 4,678,869.96-7,002,337.14-3,921,566.40

Finding the Fourth Proportional to 4,678,869.96, 7,002,337.14 and 3,921,566.40

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Solution

The fourth proportional to 4,678,869.96, 7,002,337.14 and 3,921,566.40 is: 5,868,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,869.96 : 7,002,337.14 = 3,921,566.40 : x
  2. Step 2: Convert to fraction form
    4,678,869.96/7,002,337.14 = 3,921,566.40/x
  3. Step 3: Cross multiply
    4,678,869.96x = 7,002,337.14 × 3,921,566.40
  4. Step 4: Simplify right side
    4,678,869.96x = 27,460,130,049,696.09
  5. Step 5: Solve for x
    x = 27,460,130,049,696.09/4,678,869.96
  6. Step 6: Final answer
    x = 5,868,966.29

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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.