Home / 5,443,987.92-8,160,492.48-3,423,675.60

Finding the Fourth Proportional to 5,443,987.92, 8,160,492.48 and 3,423,675.60

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Solution

The fourth proportional to 5,443,987.92, 8,160,492.48 and 3,423,675.60 is: 5,132,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443,987.92 : 8,160,492.48 = 3,423,675.60 : x
  2. Step 2: Convert to fraction form
    5,443,987.92/8,160,492.48 = 3,423,675.60/x
  3. Step 3: Cross multiply
    5,443,987.92x = 8,160,492.48 × 3,423,675.60
  4. Step 4: Simplify right side
    5,443,987.92x = 27,938,878,987,759.49
  5. Step 5: Solve for x
    x = 27,938,878,987,759.49/5,443,987.92
  6. Step 6: Final answer
    x = 5,132,061.17

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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.