Home / 9,860,306.10-14,790,459.15-3,128,709.30

Finding the Fourth Proportional to 9,860,306.10, 14,790,459.15 and 3,128,709.30

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Solution

The fourth proportional to 9,860,306.10, 14,790,459.15 and 3,128,709.30 is: 4,693,063.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860,306.10 : 14,790,459.15 = 3,128,709.30 : x
  2. Step 2: Convert to fraction form
    9,860,306.10/14,790,459.15 = 3,128,709.30/x
  3. Step 3: Cross multiply
    9,860,306.10x = 14,790,459.15 × 3,128,709.30
  4. Step 4: Simplify right side
    9,860,306.10x = 46,275,047,093,875.09
  5. Step 5: Solve for x
    x = 46,275,047,093,875.09/9,860,306.10
  6. Step 6: Final answer
    x = 4,693,063.95

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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.