Home / 5,443,955.64-8,160,444.09-3,423,643.38

Finding the Fourth Proportional to 5,443,955.64, 8,160,444.09 and 3,423,643.38

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Solution

The fourth proportional to 5,443,955.64, 8,160,444.09 and 3,423,643.38 is: 5,132,012.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443,955.64 : 8,160,444.09 = 3,423,643.38 : x
  2. Step 2: Convert to fraction form
    5,443,955.64/8,160,444.09 = 3,423,643.38/x
  3. Step 3: Cross multiply
    5,443,955.64x = 8,160,444.09 × 3,423,643.38
  4. Step 4: Simplify right side
    5,443,955.64x = 27,938,450,386,588.62
  5. Step 5: Solve for x
    x = 27,938,450,386,588.62/5,443,955.64
  6. Step 6: Final answer
    x = 5,132,012.87

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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.