Home / 51,684,182.04-71,325,692.64-28,480,803.72

Finding the Fourth Proportional to 51,684,182.04, 71,325,692.64 and 28,480,803.72

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Solution

The fourth proportional to 51,684,182.04, 71,325,692.64 and 28,480,803.72 is: 39,304,347.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,684,182.04 : 71,325,692.64 = 28,480,803.72 : x
  2. Step 2: Convert to fraction form
    51,684,182.04/71,325,692.64 = 28,480,803.72/x
  3. Step 3: Cross multiply
    51,684,182.04x = 71,325,692.64 × 28,480,803.72
  4. Step 4: Simplify right side
    51,684,182.04x = 2,031,413,052,272,888.50
  5. Step 5: Solve for x
    x = 2,031,413,052,272,888.50/51,684,182.04
  6. Step 6: Final answer
    x = 39,304,347.52

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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.