Home / 12,292,668.60-18,452,999.70-7,246,822.20

Finding the Fourth Proportional to 12,292,668.60, 18,452,999.70 and 7,246,822.20

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Solution

The fourth proportional to 12,292,668.60, 18,452,999.70 and 7,246,822.20 is: 10,878,484.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,668.60 : 18,452,999.70 = 7,246,822.20 : x
  2. Step 2: Convert to fraction form
    12,292,668.60/18,452,999.70 = 7,246,822.20/x
  3. Step 3: Cross multiply
    12,292,668.60x = 18,452,999.70 × 7,246,822.20
  4. Step 4: Simplify right side
    12,292,668.60x = 133,725,607,882,553.34
  5. Step 5: Solve for x
    x = 133,725,607,882,553.34/12,292,668.60
  6. Step 6: Final answer
    x = 10,878,484.75

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1.5x scale

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.