Home / 9,315,037.70-13,972,556.55-7,827,002.90

Finding the Fourth Proportional to 9,315,037.70, 13,972,556.55 and 7,827,002.90

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Solution

The fourth proportional to 9,315,037.70, 13,972,556.55 and 7,827,002.90 is: 11,740,504.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,315,037.70 : 13,972,556.55 = 7,827,002.90 : x
  2. Step 2: Convert to fraction form
    9,315,037.70/13,972,556.55 = 7,827,002.90/x
  3. Step 3: Cross multiply
    9,315,037.70x = 13,972,556.55 × 7,827,002.90
  4. Step 4: Simplify right side
    9,315,037.70x = 109,363,240,637,264
  5. Step 5: Solve for x
    x = 109,363,240,637,264/9,315,037.70
  6. Step 6: Final answer
    x = 11,740,504.35

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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.