Home / 8,547,839.60-12,821,759.40-2,564,207.60

Finding the Fourth Proportional to 8,547,839.60, 12,821,759.40 and 2,564,207.60

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Solution

The fourth proportional to 8,547,839.60, 12,821,759.40 and 2,564,207.60 is: 3,846,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547,839.60 : 12,821,759.40 = 2,564,207.60 : x
  2. Step 2: Convert to fraction form
    8,547,839.60/12,821,759.40 = 2,564,207.60/x
  3. Step 3: Cross multiply
    8,547,839.60x = 12,821,759.40 × 2,564,207.60
  4. Step 4: Simplify right side
    8,547,839.60x = 32,877,652,898,851.44
  5. Step 5: Solve for x
    x = 32,877,652,898,851.44/8,547,839.60
  6. Step 6: Final answer
    x = 3,846,311.40

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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.