Home / 5,286,114.74-7,294,253.31-2,931,253.28

Finding the Fourth Proportional to 5,286,114.74, 7,294,253.31 and 2,931,253.28

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Solution

The fourth proportional to 5,286,114.74, 7,294,253.31 and 2,931,253.28 is: 4,044,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286,114.74 : 7,294,253.31 = 2,931,253.28 : x
  2. Step 2: Convert to fraction form
    5,286,114.74/7,294,253.31 = 2,931,253.28/x
  3. Step 3: Cross multiply
    5,286,114.74x = 7,294,253.31 × 2,931,253.28
  4. Step 4: Simplify right side
    5,286,114.74x = 21,381,303,940,088.36
  5. Step 5: Solve for x
    x = 21,381,303,940,088.36/5,286,114.74
  6. Step 6: Final answer
    x = 4,044,805.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.