Home / 40,088,741.76-60,155,858.36-21,644,439.32

Finding the Fourth Proportional to 40,088,741.76, 60,155,858.36 and 21,644,439.32

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Solution

The fourth proportional to 40,088,741.76, 60,155,858.36 and 21,644,439.32 is: 32,478,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,088,741.76 : 60,155,858.36 = 21,644,439.32 : x
  2. Step 2: Convert to fraction form
    40,088,741.76/60,155,858.36 = 21,644,439.32/x
  3. Step 3: Cross multiply
    40,088,741.76x = 60,155,858.36 × 21,644,439.32
  4. Step 4: Simplify right side
    40,088,741.76x = 1,302,039,826,220,035.50
  5. Step 5: Solve for x
    x = 1,302,039,826,220,035.50/40,088,741.76
  6. Step 6: Final answer
    x = 32,478,939.70

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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.