Home / 9,965,346.60-14,948,019.90-8,530,455.90

Finding the Fourth Proportional to 9,965,346.60, 14,948,019.90 and 8,530,455.90

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Solution

The fourth proportional to 9,965,346.60, 14,948,019.90 and 8,530,455.90 is: 12,795,683.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,346.60 : 14,948,019.90 = 8,530,455.90 : x
  2. Step 2: Convert to fraction form
    9,965,346.60/14,948,019.90 = 8,530,455.90/x
  3. Step 3: Cross multiply
    9,965,346.60x = 14,948,019.90 × 8,530,455.90
  4. Step 4: Simplify right side
    9,965,346.60x = 127,513,424,549,272.42
  5. Step 5: Solve for x
    x = 127,513,424,549,272.42/9,965,346.60
  6. Step 6: Final answer
    x = 12,795,683.85

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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.