Home / 10,892,561.60-16,338,842.40-9,191,950.40

Finding the Fourth Proportional to 10,892,561.60, 16,338,842.40 and 9,191,950.40

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Solution

The fourth proportional to 10,892,561.60, 16,338,842.40 and 9,191,950.40 is: 13,787,925.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892,561.60 : 16,338,842.40 = 9,191,950.40 : x
  2. Step 2: Convert to fraction form
    10,892,561.60/16,338,842.40 = 9,191,950.40/x
  3. Step 3: Cross multiply
    10,892,561.60x = 16,338,842.40 × 9,191,950.40
  4. Step 4: Simplify right side
    10,892,561.60x = 150,185,828,934,216.97
  5. Step 5: Solve for x
    x = 150,185,828,934,216.97/10,892,561.60
  6. Step 6: Final answer
    x = 13,787,925.60

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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.