Home / 8,341,878.69-12,508,256.52-6,623,785.05

Finding the Fourth Proportional to 8,341,878.69, 12,508,256.52 and 6,623,785.05

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Solution

The fourth proportional to 8,341,878.69, 12,508,256.52 and 6,623,785.05 is: 9,932,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341,878.69 : 12,508,256.52 = 6,623,785.05 : x
  2. Step 2: Convert to fraction form
    8,341,878.69/12,508,256.52 = 6,623,785.05/x
  3. Step 3: Cross multiply
    8,341,878.69x = 12,508,256.52 × 6,623,785.05
  4. Step 4: Simplify right side
    8,341,878.69x = 82,852,002,538,741.02
  5. Step 5: Solve for x
    x = 82,852,002,538,741.02/8,341,878.69
  6. Step 6: Final answer
    x = 9,932,055.55

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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.