Home / 9,240,890-12,752,006.28-5,110,958.48

Finding the Fourth Proportional to 9,240,890, 12,752,006.28 and 5,110,958.48

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Solution

The fourth proportional to 9,240,890, 12,752,006.28 and 5,110,958.48 is: 7,052,889.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240,890 : 12,752,006.28 = 5,110,958.48 : x
  2. Step 2: Convert to fraction form
    9,240,890/12,752,006.28 = 5,110,958.48/x
  3. Step 3: Cross multiply
    9,240,890x = 12,752,006.28 × 5,110,958.48
  4. Step 4: Simplify right side
    9,240,890x = 65,174,974,633,779.26
  5. Step 5: Solve for x
    x = 65,174,974,633,779.26/9,240,890
  6. Step 6: Final answer
    x = 7,052,889.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.