Home / 84,499,860.02-126,748,429.22-26,991,752.18

Finding the Fourth Proportional to 84,499,860.02, 126,748,429.22 and 26,991,752.18

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Solution

The fourth proportional to 84,499,860.02, 126,748,429.22 and 26,991,752.18 is: 40,487,193.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,499,860.02 : 126,748,429.22 = 26,991,752.18 : x
  2. Step 2: Convert to fraction form
    84,499,860.02/126,748,429.22 = 26,991,752.18/x
  3. Step 3: Cross multiply
    84,499,860.02x = 126,748,429.22 × 26,991,752.18
  4. Step 4: Simplify right side
    84,499,860.02x = 3,421,162,190,144,248
  5. Step 5: Solve for x
    x = 3,421,162,190,144,248/84,499,860.02
  6. Step 6: Final answer
    x = 40,487,193.58

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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.