Home / 10,598,912.40-15,879,706.20-8,695,347.60

Finding the Fourth Proportional to 10,598,912.40, 15,879,706.20 and 8,695,347.60

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Solution

The fourth proportional to 10,598,912.40, 15,879,706.20 and 8,695,347.60 is: 13,027,710.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,598,912.40 : 15,879,706.20 = 8,695,347.60 : x
  2. Step 2: Convert to fraction form
    10,598,912.40/15,879,706.20 = 8,695,347.60/x
  3. Step 3: Cross multiply
    10,598,912.40x = 15,879,706.20 × 8,695,347.60
  4. Step 4: Simplify right side
    10,598,912.40x = 138,079,565,194,875.11
  5. Step 5: Solve for x
    x = 138,079,565,194,875.11/10,598,912.40
  6. Step 6: Final answer
    x = 13,027,710.77

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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.