Home / 40,645,128.48-56,090,305.16-22,060,269.06

Finding the Fourth Proportional to 40,645,128.48, 56,090,305.16 and 22,060,269.06

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Solution

The fourth proportional to 40,645,128.48, 56,090,305.16 and 22,060,269.06 is: 30,443,186.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,645,128.48 : 56,090,305.16 = 22,060,269.06 : x
  2. Step 2: Convert to fraction form
    40,645,128.48/56,090,305.16 = 22,060,269.06/x
  3. Step 3: Cross multiply
    40,645,128.48x = 56,090,305.16 × 22,060,269.06
  4. Step 4: Simplify right side
    40,645,128.48x = 1,237,367,223,487,106.25
  5. Step 5: Solve for x
    x = 1,237,367,223,487,106.25/40,645,128.48
  6. Step 6: Final answer
    x = 30,443,186.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.