Home / 6,475,667.80-9,710,877.30-2,213,642.20

Finding the Fourth Proportional to 6,475,667.80, 9,710,877.30 and 2,213,642.20

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Solution

The fourth proportional to 6,475,667.80, 9,710,877.30 and 2,213,642.20 is: 3,319,566.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,667.80 : 9,710,877.30 = 2,213,642.20 : x
  2. Step 2: Convert to fraction form
    6,475,667.80/9,710,877.30 = 2,213,642.20/x
  3. Step 3: Cross multiply
    6,475,667.80x = 9,710,877.30 × 2,213,642.20
  4. Step 4: Simplify right side
    6,475,667.80x = 21,496,407,790,302.06
  5. Step 5: Solve for x
    x = 21,496,407,790,302.06/6,475,667.80
  6. Step 6: Final answer
    x = 3,319,566.18

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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.