Home / 6,456,448.80-8,910,302.00-3,555,838.91

Finding the Fourth Proportional to 6,456,448.80, 8,910,302.00 and 3,555,838.91

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Solution

The fourth proportional to 6,456,448.80, 8,910,302.00 and 3,555,838.91 is: 4,907,279.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,448.80 : 8,910,302.00 = 3,555,838.91 : x
  2. Step 2: Convert to fraction form
    6,456,448.80/8,910,302.00 = 3,555,838.91/x
  3. Step 3: Cross multiply
    6,456,448.80x = 8,910,302.00 × 3,555,838.91
  4. Step 4: Simplify right side
    6,456,448.80x = 31,683,598,555,947.38
  5. Step 5: Solve for x
    x = 31,683,598,555,947.38/6,456,448.80
  6. Step 6: Final answer
    x = 4,907,279.46

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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.