Home / 16,668,009.60-25,002,014.40-5,309,606.40

Finding the Fourth Proportional to 16,668,009.60, 25,002,014.40 and 5,309,606.40

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Solution

The fourth proportional to 16,668,009.60, 25,002,014.40 and 5,309,606.40 is: 7,964,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668,009.60 : 25,002,014.40 = 5,309,606.40 : x
  2. Step 2: Convert to fraction form
    16,668,009.60/25,002,014.40 = 5,309,606.40/x
  3. Step 3: Cross multiply
    16,668,009.60x = 25,002,014.40 × 5,309,606.40
  4. Step 4: Simplify right side
    16,668,009.60x = 132,750,855,671,132.16
  5. Step 5: Solve for x
    x = 132,750,855,671,132.16/16,668,009.60
  6. Step 6: Final answer
    x = 7,964,409.60

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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.