Home / 7,261,347.80-10,892,021.70-6,564,618.20

Finding the Fourth Proportional to 7,261,347.80, 10,892,021.70 and 6,564,618.20

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Solution

The fourth proportional to 7,261,347.80, 10,892,021.70 and 6,564,618.20 is: 9,846,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,347.80 : 10,892,021.70 = 6,564,618.20 : x
  2. Step 2: Convert to fraction form
    7,261,347.80/10,892,021.70 = 6,564,618.20/x
  3. Step 3: Cross multiply
    7,261,347.80x = 10,892,021.70 × 6,564,618.20
  4. Step 4: Simplify right side
    7,261,347.80x = 71,501,963,886,614.94
  5. Step 5: Solve for x
    x = 71,501,963,886,614.94/7,261,347.80
  6. Step 6: Final answer
    x = 9,846,927.30

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Double scale
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Similar ratio
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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.