Home / 10,465,648.34-14,441,438.77-6,279,111.19

Finding the Fourth Proportional to 10,465,648.34, 14,441,438.77 and 6,279,111.19

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Solution

The fourth proportional to 10,465,648.34, 14,441,438.77 and 6,279,111.19 is: 8,664,479.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,465,648.34 : 14,441,438.77 = 6,279,111.19 : x
  2. Step 2: Convert to fraction form
    10,465,648.34/14,441,438.77 = 6,279,111.19/x
  3. Step 3: Cross multiply
    10,465,648.34x = 14,441,438.77 × 6,279,111.19
  4. Step 4: Simplify right side
    10,465,648.34x = 90,679,399,782,760.86
  5. Step 5: Solve for x
    x = 90,679,399,782,760.86/10,465,648.34
  6. Step 6: Final answer
    x = 8,664,479.91

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Double scale
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1.5x scale

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.