Home / 6,906,687.80-10,360,031.70-4,219,302.20

Finding the Fourth Proportional to 6,906,687.80, 10,360,031.70 and 4,219,302.20

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Solution

The fourth proportional to 6,906,687.80, 10,360,031.70 and 4,219,302.20 is: 6,328,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906,687.80 : 10,360,031.70 = 4,219,302.20 : x
  2. Step 2: Convert to fraction form
    6,906,687.80/10,360,031.70 = 4,219,302.20/x
  3. Step 3: Cross multiply
    6,906,687.80x = 10,360,031.70 × 4,219,302.20
  4. Step 4: Simplify right side
    6,906,687.80x = 43,712,104,543,879.74
  5. Step 5: Solve for x
    x = 43,712,104,543,879.74/6,906,687.80
  6. Step 6: Final answer
    x = 6,328,953.30

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1.5x scale

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.