Home / 8,748,045.90-13,128,629.85-4,486,020.30

Finding the Fourth Proportional to 8,748,045.90, 13,128,629.85 and 4,486,020.30

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Solution

The fourth proportional to 8,748,045.90, 13,128,629.85 and 4,486,020.30 is: 6,732,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,045.90 : 13,128,629.85 = 4,486,020.30 : x
  2. Step 2: Convert to fraction form
    8,748,045.90/13,128,629.85 = 4,486,020.30/x
  3. Step 3: Cross multiply
    8,748,045.90x = 13,128,629.85 × 4,486,020.30
  4. Step 4: Simplify right side
    8,748,045.90x = 58,895,300,018,285.95
  5. Step 5: Solve for x
    x = 58,895,300,018,285.95/8,748,045.90
  6. Step 6: Final answer
    x = 6,732,394.95

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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.