Home / 7,658,058.40-10,568,342.06-4,220,520.86

Finding the Fourth Proportional to 7,658,058.40, 10,568,342.06 and 4,220,520.86

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Solution

The fourth proportional to 7,658,058.40, 10,568,342.06 and 4,220,520.86 is: 5,824,440.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658,058.40 : 10,568,342.06 = 4,220,520.86 : x
  2. Step 2: Convert to fraction form
    7,658,058.40/10,568,342.06 = 4,220,520.86/x
  3. Step 3: Cross multiply
    7,658,058.40x = 10,568,342.06 × 4,220,520.86
  4. Step 4: Simplify right side
    7,658,058.40x = 44,603,908,140,990.57
  5. Step 5: Solve for x
    x = 44,603,908,140,990.57/7,658,058.40
  6. Step 6: Final answer
    x = 5,824,440.85

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Double scale
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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.