Home / 8,397,698.20-12,596,547.30-2,721,995.80

Finding the Fourth Proportional to 8,397,698.20, 12,596,547.30 and 2,721,995.80

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Solution

The fourth proportional to 8,397,698.20, 12,596,547.30 and 2,721,995.80 is: 4,082,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397,698.20 : 12,596,547.30 = 2,721,995.80 : x
  2. Step 2: Convert to fraction form
    8,397,698.20/12,596,547.30 = 2,721,995.80/x
  3. Step 3: Cross multiply
    8,397,698.20x = 12,596,547.30 × 2,721,995.80
  4. Step 4: Simplify right side
    8,397,698.20x = 34,287,748,845,101.34
  5. Step 5: Solve for x
    x = 34,287,748,845,101.34/8,397,698.20
  6. Step 6: Final answer
    x = 4,082,993.70

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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.