Home / 7,385,125.60-11,077,688.40-4,535,999.20

Finding the Fourth Proportional to 7,385,125.60, 11,077,688.40 and 4,535,999.20

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Solution

The fourth proportional to 7,385,125.60, 11,077,688.40 and 4,535,999.20 is: 6,803,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,125.60 : 11,077,688.40 = 4,535,999.20 : x
  2. Step 2: Convert to fraction form
    7,385,125.60/11,077,688.40 = 4,535,999.20/x
  3. Step 3: Cross multiply
    7,385,125.60x = 11,077,688.40 × 4,535,999.20
  4. Step 4: Simplify right side
    7,385,125.60x = 50,248,385,720,249.28
  5. Step 5: Solve for x
    x = 50,248,385,720,249.28/7,385,125.60
  6. Step 6: Final answer
    x = 6,803,998.80

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1.5x scale

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.