Home / 10,927,219.60-16,390,829.40-8,057,438.20

Finding the Fourth Proportional to 10,927,219.60, 16,390,829.40 and 8,057,438.20

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Solution

The fourth proportional to 10,927,219.60, 16,390,829.40 and 8,057,438.20 is: 12,086,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927,219.60 : 16,390,829.40 = 8,057,438.20 : x
  2. Step 2: Convert to fraction form
    10,927,219.60/16,390,829.40 = 8,057,438.20/x
  3. Step 3: Cross multiply
    10,927,219.60x = 16,390,829.40 × 8,057,438.20
  4. Step 4: Simplify right side
    10,927,219.60x = 132,068,094,937,243.09
  5. Step 5: Solve for x
    x = 132,068,094,937,243.09/10,927,219.60
  6. Step 6: Final answer
    x = 12,086,157.30

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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.