Home / 56,155,939.80-84,178,108.34-39,080,740.48

Finding the Fourth Proportional to 56,155,939.80, 84,178,108.34 and 39,080,740.48

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Solution

The fourth proportional to 56,155,939.80, 84,178,108.34 and 39,080,740.48 is: 58,582,276.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,155,939.80 : 84,178,108.34 = 39,080,740.48 : x
  2. Step 2: Convert to fraction form
    56,155,939.80/84,178,108.34 = 39,080,740.48/x
  3. Step 3: Cross multiply
    56,155,939.80x = 84,178,108.34 × 39,080,740.48
  4. Step 4: Simplify right side
    56,155,939.80x = 3,289,742,806,132,863.50
  5. Step 5: Solve for x
    x = 3,289,742,806,132,863.50/56,155,939.80
  6. Step 6: Final answer
    x = 58,582,276.74

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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.