Home / 55,328,082.90-83,045,268.45-28,065,159.60

Finding the Fourth Proportional to 55,328,082.90, 83,045,268.45 and 28,065,159.60

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Solution

The fourth proportional to 55,328,082.90, 83,045,268.45 and 28,065,159.60 is: 42,124,696.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,328,082.90 : 83,045,268.45 = 28,065,159.60 : x
  2. Step 2: Convert to fraction form
    55,328,082.90/83,045,268.45 = 28,065,159.60/x
  3. Step 3: Cross multiply
    55,328,082.90x = 83,045,268.45 × 28,065,159.60
  4. Step 4: Simplify right side
    55,328,082.90x = 2,330,678,713,074,095
  5. Step 5: Solve for x
    x = 2,330,678,713,074,095/55,328,082.90
  6. Step 6: Final answer
    x = 42,124,696.73

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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.