Home / 7,238,117.40-10,851,927.30-2,976,091.80

Finding the Fourth Proportional to 7,238,117.40, 10,851,927.30 and 2,976,091.80

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Solution

The fourth proportional to 7,238,117.40, 10,851,927.30 and 2,976,091.80 is: 4,461,979.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,117.40 : 10,851,927.30 = 2,976,091.80 : x
  2. Step 2: Convert to fraction form
    7,238,117.40/10,851,927.30 = 2,976,091.80/x
  3. Step 3: Cross multiply
    7,238,117.40x = 10,851,927.30 × 2,976,091.80
  4. Step 4: Simplify right side
    7,238,117.40x = 32,296,331,851,726.14
  5. Step 5: Solve for x
    x = 32,296,331,851,726.14/7,238,117.40
  6. Step 6: Final answer
    x = 4,461,979.55

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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.