Home / 10,020,758.23-13,828,807.10-5,437,079.60

Finding the Fourth Proportional to 10,020,758.23, 13,828,807.10 and 5,437,079.60

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Solution

The fourth proportional to 10,020,758.23, 13,828,807.10 and 5,437,079.60 is: 7,503,257.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,020,758.23 : 13,828,807.10 = 5,437,079.60 : x
  2. Step 2: Convert to fraction form
    10,020,758.23/13,828,807.10 = 5,437,079.60/x
  3. Step 3: Cross multiply
    10,020,758.23x = 13,828,807.10 × 5,437,079.60
  4. Step 4: Simplify right side
    10,020,758.23x = 75,188,324,948,559.77
  5. Step 5: Solve for x
    x = 75,188,324,948,559.77/10,020,758.23
  6. Step 6: Final answer
    x = 7,503,257.07

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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.