Home / 10,216,668.48-15,314,654.16-6,624,713.76

Finding the Fourth Proportional to 10,216,668.48, 15,314,654.16 and 6,624,713.76

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Solution

The fourth proportional to 10,216,668.48, 15,314,654.16 and 6,624,713.76 is: 9,930,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216,668.48 : 15,314,654.16 = 6,624,713.76 : x
  2. Step 2: Convert to fraction form
    10,216,668.48/15,314,654.16 = 6,624,713.76/x
  3. Step 3: Cross multiply
    10,216,668.48x = 15,314,654.16 × 6,624,713.76
  4. Step 4: Simplify right side
    10,216,668.48x = 101,455,200,143,393.23
  5. Step 5: Solve for x
    x = 101,455,200,143,393.23/10,216,668.48
  6. Step 6: Final answer
    x = 9,930,360.40

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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.