Home / 6,446,666.96-8,896,418.16-3,546,355.04

Finding the Fourth Proportional to 6,446,666.96, 8,896,418.16 and 3,546,355.04

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Solution

The fourth proportional to 6,446,666.96, 8,896,418.16 and 3,546,355.04 is: 4,893,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,446,666.96 : 8,896,418.16 = 3,546,355.04 : x
  2. Step 2: Convert to fraction form
    6,446,666.96/8,896,418.16 = 3,546,355.04/x
  3. Step 3: Cross multiply
    6,446,666.96x = 8,896,418.16 × 3,546,355.04
  4. Step 4: Simplify right side
    6,446,666.96x = 31,549,857,379,663.53
  5. Step 5: Solve for x
    x = 31,549,857,379,663.53/6,446,666.96
  6. Step 6: Final answer
    x = 4,893,979.72

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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.