Home / 75,055,783.68-112,656,298.77-36,221,573.25

Finding the Fourth Proportional to 75,055,783.68, 112,656,298.77 and 36,221,573.25

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Solution

The fourth proportional to 75,055,783.68, 112,656,298.77 and 36,221,573.25 is: 54,367,407.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,055,783.68 : 112,656,298.77 = 36,221,573.25 : x
  2. Step 2: Convert to fraction form
    75,055,783.68/112,656,298.77 = 36,221,573.25/x
  3. Step 3: Cross multiply
    75,055,783.68x = 112,656,298.77 × 36,221,573.25
  4. Step 4: Simplify right side
    75,055,783.68x = 4,080,588,377,971,440
  5. Step 5: Solve for x
    x = 4,080,588,377,971,440/75,055,783.68
  6. Step 6: Final answer
    x = 54,367,407.52

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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.