Home / 7,230,215.71-10,845,276.75-1,838,819.55

Finding the Fourth Proportional to 7,230,215.71, 10,845,276.75 and 1,838,819.55

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Solution

The fourth proportional to 7,230,215.71, 10,845,276.75 and 1,838,819.55 is: 2,758,217.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230,215.71 : 10,845,276.75 = 1,838,819.55 : x
  2. Step 2: Convert to fraction form
    7,230,215.71/10,845,276.75 = 1,838,819.55/x
  3. Step 3: Cross multiply
    7,230,215.71x = 10,845,276.75 × 1,838,819.55
  4. Step 4: Simplify right side
    7,230,215.71x = 19,942,506,913,060.46
  5. Step 5: Solve for x
    x = 19,942,506,913,060.46/7,230,215.71
  6. Step 6: Final answer
    x = 2,758,217.42

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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.