Home / 30,301,919.85-45,472,766.90-11,132,835.69

Finding the Fourth Proportional to 30,301,919.85, 45,472,766.90 and 11,132,835.69

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Solution

The fourth proportional to 30,301,919.85, 45,472,766.90 and 11,132,835.69 is: 16,706,560.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301,919.85 : 45,472,766.90 = 11,132,835.69 : x
  2. Step 2: Convert to fraction form
    30,301,919.85/45,472,766.90 = 11,132,835.69/x
  3. Step 3: Cross multiply
    30,301,919.85x = 45,472,766.90 × 11,132,835.69
  4. Step 4: Simplify right side
    30,301,919.85x = 506,240,842,211,706.50
  5. Step 5: Solve for x
    x = 506,240,842,211,706.50/30,301,919.85
  6. Step 6: Final answer
    x = 16,706,560.00

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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.