Home / 37,142,669.40-55,714,004.10-28,639,613.40

Finding the Fourth Proportional to 37,142,669.40, 55,714,004.10 and 28,639,613.40

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Solution

The fourth proportional to 37,142,669.40, 55,714,004.10 and 28,639,613.40 is: 42,959,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,142,669.40 : 55,714,004.10 = 28,639,613.40 : x
  2. Step 2: Convert to fraction form
    37,142,669.40/55,714,004.10 = 28,639,613.40/x
  3. Step 3: Cross multiply
    37,142,669.40x = 55,714,004.10 × 28,639,613.40
  4. Step 4: Simplify right side
    37,142,669.40x = 1,595,627,538,390,015
  5. Step 5: Solve for x
    x = 1,595,627,538,390,015/37,142,669.40
  6. Step 6: Final answer
    x = 42,959,420.10

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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.