Home / 40,722,129.07-56,196,903.54-22,137,304.93

Finding the Fourth Proportional to 40,722,129.07, 56,196,903.54 and 22,137,304.93

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Solution

The fourth proportional to 40,722,129.07, 56,196,903.54 and 22,137,304.93 is: 30,549,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,722,129.07 : 56,196,903.54 = 22,137,304.93 : x
  2. Step 2: Convert to fraction form
    40,722,129.07/56,196,903.54 = 22,137,304.93/x
  3. Step 3: Cross multiply
    40,722,129.07x = 56,196,903.54 × 22,137,304.93
  4. Step 4: Simplify right side
    40,722,129.07x = 1,244,047,989,786,776.50
  5. Step 5: Solve for x
    x = 1,244,047,989,786,776.50/40,722,129.07
  6. Step 6: Final answer
    x = 30,549,679.45

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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.