Home / 51,852,860.43-71,557,697.84-28,648,521.15

Finding the Fourth Proportional to 51,852,860.43, 71,557,697.84 and 28,648,521.15

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Solution

The fourth proportional to 51,852,860.43, 71,557,697.84 and 28,648,521.15 is: 39,535,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,852,860.43 : 71,557,697.84 = 28,648,521.15 : x
  2. Step 2: Convert to fraction form
    51,852,860.43/71,557,697.84 = 28,648,521.15/x
  3. Step 3: Cross multiply
    51,852,860.43x = 71,557,697.84 × 28,648,521.15
  4. Step 4: Simplify right side
    51,852,860.43x = 2,050,022,219,871,306.50
  5. Step 5: Solve for x
    x = 2,050,022,219,871,306.50/51,852,860.43
  6. Step 6: Final answer
    x = 39,535,373.80

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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.