Home / 8,461,434.38-12,697,195.03-3,070,505.57

Finding the Fourth Proportional to 8,461,434.38, 12,697,195.03 and 3,070,505.57

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Solution

The fourth proportional to 8,461,434.38, 12,697,195.03 and 3,070,505.57 is: 4,607,588.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461,434.38 : 12,697,195.03 = 3,070,505.57 : x
  2. Step 2: Convert to fraction form
    8,461,434.38/12,697,195.03 = 3,070,505.57/x
  3. Step 3: Cross multiply
    8,461,434.38x = 12,697,195.03 × 3,070,505.57
  4. Step 4: Simplify right side
    8,461,434.38x = 38,986,807,991,829.08
  5. Step 5: Solve for x
    x = 38,986,807,991,829.08/8,461,434.38
  6. Step 6: Final answer
    x = 4,607,588.53

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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.