Home / 65,175,975.20-97,838,612.40-38,264,794.40

Finding the Fourth Proportional to 65,175,975.20, 97,838,612.40 and 38,264,794.40

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Solution

The fourth proportional to 65,175,975.20, 97,838,612.40 and 38,264,794.40 is: 57,441,018.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,175,975.20 : 97,838,612.40 = 38,264,794.40 : x
  2. Step 2: Convert to fraction form
    65,175,975.20/97,838,612.40 = 38,264,794.40/x
  3. Step 3: Cross multiply
    65,175,975.20x = 97,838,612.40 × 38,264,794.40
  4. Step 4: Simplify right side
    65,175,975.20x = 3,743,774,387,867,290.50
  5. Step 5: Solve for x
    x = 3,743,774,387,867,290.50/65,175,975.20
  6. Step 6: Final answer
    x = 57,441,018.36

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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.