Home / 8,612,310.40-12,916,132.80-2,547,030.40

Finding the Fourth Proportional to 8,612,310.40, 12,916,132.80 and 2,547,030.40

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Solution

The fourth proportional to 8,612,310.40, 12,916,132.80 and 2,547,030.40 is: 3,819,855.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612,310.40 : 12,916,132.80 = 2,547,030.40 : x
  2. Step 2: Convert to fraction form
    8,612,310.40/12,916,132.80 = 2,547,030.40/x
  3. Step 3: Cross multiply
    8,612,310.40x = 12,916,132.80 × 2,547,030.40
  4. Step 4: Simplify right side
    8,612,310.40x = 32,897,782,892,037.12
  5. Step 5: Solve for x
    x = 32,897,782,892,037.12/8,612,310.40
  6. Step 6: Final answer
    x = 3,819,855.69

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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.