Home / 7,644,779.77-10,549,797.62-4,207,020.80

Finding the Fourth Proportional to 7,644,779.77, 10,549,797.62 and 4,207,020.80

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Solution

The fourth proportional to 7,644,779.77, 10,549,797.62 and 4,207,020.80 is: 5,805,689.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644,779.77 : 10,549,797.62 = 4,207,020.80 : x
  2. Step 2: Convert to fraction form
    7,644,779.77/10,549,797.62 = 4,207,020.80/x
  3. Step 3: Cross multiply
    7,644,779.77x = 10,549,797.62 × 4,207,020.80
  4. Step 4: Simplify right side
    7,644,779.77x = 44,383,218,023,130.49
  5. Step 5: Solve for x
    x = 44,383,218,023,130.49/7,644,779.77
  6. Step 6: Final answer
    x = 5,805,689.55

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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.