Home / 39,902,161.68-55,065,594.96-23,378,332.86

Finding the Fourth Proportional to 39,902,161.68, 55,065,594.96 and 23,378,332.86

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Solution

The fourth proportional to 39,902,161.68, 55,065,594.96 and 23,378,332.86 is: 32,262,457.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,902,161.68 : 55,065,594.96 = 23,378,332.86 : x
  2. Step 2: Convert to fraction form
    39,902,161.68/55,065,594.96 = 23,378,332.86/x
  3. Step 3: Cross multiply
    39,902,161.68x = 55,065,594.96 × 23,378,332.86
  4. Step 4: Simplify right side
    39,902,161.68x = 1,287,341,808,108,818.25
  5. Step 5: Solve for x
    x = 1,287,341,808,108,818.25/39,902,161.68
  6. Step 6: Final answer
    x = 32,262,457.82

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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.