Home / 10,328,719.17-14,257,469.34-8,872,570.83

Finding the Fourth Proportional to 10,328,719.17, 14,257,469.34 and 8,872,570.83

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Solution

The fourth proportional to 10,328,719.17, 14,257,469.34 and 8,872,570.83 is: 12,247,443.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328,719.17 : 14,257,469.34 = 8,872,570.83 : x
  2. Step 2: Convert to fraction form
    10,328,719.17/14,257,469.34 = 8,872,570.83/x
  3. Step 3: Cross multiply
    10,328,719.17x = 14,257,469.34 × 8,872,570.83
  4. Step 4: Simplify right side
    10,328,719.17x = 126,500,406,575,703.36
  5. Step 5: Solve for x
    x = 126,500,406,575,703.36/10,328,719.17
  6. Step 6: Final answer
    x = 12,247,443.70

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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.