Home / 10,267,803.40-14,165,120.80-6,191,157.64

Finding the Fourth Proportional to 10,267,803.40, 14,165,120.80 and 6,191,157.64

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Solution

The fourth proportional to 10,267,803.40, 14,165,120.80 and 6,191,157.64 is: 8,541,115.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267,803.40 : 14,165,120.80 = 6,191,157.64 : x
  2. Step 2: Convert to fraction form
    10,267,803.40/14,165,120.80 = 6,191,157.64/x
  3. Step 3: Cross multiply
    10,267,803.40x = 14,165,120.80 × 6,191,157.64
  4. Step 4: Simplify right side
    10,267,803.40x = 87,698,495,862,442.91
  5. Step 5: Solve for x
    x = 87,698,495,862,442.91/10,267,803.40
  6. Step 6: Final answer
    x = 8,541,115.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.