Home / 10,926,281.20-16,389,421.80-10,366,409.20

Finding the Fourth Proportional to 10,926,281.20, 16,389,421.80 and 10,366,409.20

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Solution

The fourth proportional to 10,926,281.20, 16,389,421.80 and 10,366,409.20 is: 15,549,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926,281.20 : 16,389,421.80 = 10,366,409.20 : x
  2. Step 2: Convert to fraction form
    10,926,281.20/16,389,421.80 = 10,366,409.20/x
  3. Step 3: Cross multiply
    10,926,281.20x = 16,389,421.80 × 10,366,409.20
  4. Step 4: Simplify right side
    10,926,281.20x = 169,899,452,930,200.56
  5. Step 5: Solve for x
    x = 169,899,452,930,200.56/10,926,281.20
  6. Step 6: Final answer
    x = 15,549,613.80

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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.