Home / 10,902,521.60-16,353,782.40-7,501,299.20

Finding the Fourth Proportional to 10,902,521.60, 16,353,782.40 and 7,501,299.20

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Solution

The fourth proportional to 10,902,521.60, 16,353,782.40 and 7,501,299.20 is: 11,251,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,521.60 : 16,353,782.40 = 7,501,299.20 : x
  2. Step 2: Convert to fraction form
    10,902,521.60/16,353,782.40 = 7,501,299.20/x
  3. Step 3: Cross multiply
    10,902,521.60x = 16,353,782.40 × 7,501,299.20
  4. Step 4: Simplify right side
    10,902,521.60x = 122,674,614,834,094.08
  5. Step 5: Solve for x
    x = 122,674,614,834,094.08/10,902,521.60
  6. Step 6: Final answer
    x = 11,251,948.80

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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.