Home / 10,571,242.80-15,856,864.20-9,353,521.20

Finding the Fourth Proportional to 10,571,242.80, 15,856,864.20 and 9,353,521.20

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Solution

The fourth proportional to 10,571,242.80, 15,856,864.20 and 9,353,521.20 is: 14,030,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571,242.80 : 15,856,864.20 = 9,353,521.20 : x
  2. Step 2: Convert to fraction form
    10,571,242.80/15,856,864.20 = 9,353,521.20/x
  3. Step 3: Cross multiply
    10,571,242.80x = 15,856,864.20 × 9,353,521.20
  4. Step 4: Simplify right side
    10,571,242.80x = 148,317,515,460,221.03
  5. Step 5: Solve for x
    x = 148,317,515,460,221.03/10,571,242.80
  6. Step 6: Final answer
    x = 14,030,281.80

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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.