Home / 9,176,860.60-12,664,390.98-5,257,315.96

Finding the Fourth Proportional to 9,176,860.60, 12,664,390.98 and 5,257,315.96

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Solution

The fourth proportional to 9,176,860.60, 12,664,390.98 and 5,257,315.96 is: 7,255,281.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176,860.60 : 12,664,390.98 = 5,257,315.96 : x
  2. Step 2: Convert to fraction form
    9,176,860.60/12,664,390.98 = 5,257,315.96/x
  3. Step 3: Cross multiply
    9,176,860.60x = 12,664,390.98 × 5,257,315.96
  4. Step 4: Simplify right side
    9,176,860.60x = 66,580,704,822,834.04
  5. Step 5: Solve for x
    x = 66,580,704,822,834.04/9,176,860.60
  6. Step 6: Final answer
    x = 7,255,281.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.