Home / 10,866,779.40-16,300,169.10-4,894,811.40

Finding the Fourth Proportional to 10,866,779.40, 16,300,169.10 and 4,894,811.40

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Solution

The fourth proportional to 10,866,779.40, 16,300,169.10 and 4,894,811.40 is: 7,342,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,779.40 : 16,300,169.10 = 4,894,811.40 : x
  2. Step 2: Convert to fraction form
    10,866,779.40/16,300,169.10 = 4,894,811.40/x
  3. Step 3: Cross multiply
    10,866,779.40x = 16,300,169.10 × 4,894,811.40
  4. Step 4: Simplify right side
    10,866,779.40x = 79,786,253,532,607.75
  5. Step 5: Solve for x
    x = 79,786,253,532,607.75/10,866,779.40
  6. Step 6: Final answer
    x = 7,342,217.10

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Similar ratio
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1.5x scale

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.