Home / 12,126,258.90-18,191,915.55-4,041,746.10

Finding the Fourth Proportional to 12,126,258.90, 18,191,915.55 and 4,041,746.10

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Solution

The fourth proportional to 12,126,258.90, 18,191,915.55 and 4,041,746.10 is: 6,063,461.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,126,258.90 : 18,191,915.55 = 4,041,746.10 : x
  2. Step 2: Convert to fraction form
    12,126,258.90/18,191,915.55 = 4,041,746.10/x
  3. Step 3: Cross multiply
    12,126,258.90x = 18,191,915.55 × 4,041,746.10
  4. Step 4: Simplify right side
    12,126,258.90x = 73,527,103,725,741.86
  5. Step 5: Solve for x
    x = 73,527,103,725,741.86/12,126,258.90
  6. Step 6: Final answer
    x = 6,063,461.48

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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.