Home / 8,301,869.10-12,452,803.65-6,884,693.10

Finding the Fourth Proportional to 8,301,869.10, 12,452,803.65 and 6,884,693.10

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Solution

The fourth proportional to 8,301,869.10, 12,452,803.65 and 6,884,693.10 is: 10,327,039.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,869.10 : 12,452,803.65 = 6,884,693.10 : x
  2. Step 2: Convert to fraction form
    8,301,869.10/12,452,803.65 = 6,884,693.10/x
  3. Step 3: Cross multiply
    8,301,869.10x = 12,452,803.65 × 6,884,693.10
  4. Step 4: Simplify right side
    8,301,869.10x = 85,733,731,364,809.81
  5. Step 5: Solve for x
    x = 85,733,731,364,809.81/8,301,869.10
  6. Step 6: Final answer
    x = 10,327,039.65

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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.