Home / 75,317,148.80-112,986,220.80-32,186,009.60

Finding the Fourth Proportional to 75,317,148.80, 112,986,220.80 and 32,186,009.60

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Solution

The fourth proportional to 75,317,148.80, 112,986,220.80 and 32,186,009.60 is: 48,283,500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,317,148.80 : 112,986,220.80 = 32,186,009.60 : x
  2. Step 2: Convert to fraction form
    75,317,148.80/112,986,220.80 = 32,186,009.60/x
  3. Step 3: Cross multiply
    75,317,148.80x = 112,986,220.80 × 32,186,009.60
  4. Step 4: Simplify right side
    75,317,148.80x = 3,636,575,587,336,520
  5. Step 5: Solve for x
    x = 3,636,575,587,336,520/75,317,148.80
  6. Step 6: Final answer
    x = 48,283,500.44

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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.