Home / 10,777,487.40-16,166,231.10-9,782,159.40

Finding the Fourth Proportional to 10,777,487.40, 16,166,231.10 and 9,782,159.40

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Solution

The fourth proportional to 10,777,487.40, 16,166,231.10 and 9,782,159.40 is: 14,673,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,487.40 : 16,166,231.10 = 9,782,159.40 : x
  2. Step 2: Convert to fraction form
    10,777,487.40/16,166,231.10 = 9,782,159.40/x
  3. Step 3: Cross multiply
    10,777,487.40x = 16,166,231.10 × 9,782,159.40
  4. Step 4: Simplify right side
    10,777,487.40x = 158,140,649,517,437.34
  5. Step 5: Solve for x
    x = 158,140,649,517,437.34/10,777,487.40
  6. Step 6: Final answer
    x = 14,673,239.10

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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.