Home / 67,858,421.01-101,822,009.02-30,966,222.65

Finding the Fourth Proportional to 67,858,421.01, 101,822,009.02 and 30,966,222.65

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Solution

The fourth proportional to 67,858,421.01, 101,822,009.02 and 30,966,222.65 is: 46,465,021.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,858,421.01 : 101,822,009.02 = 30,966,222.65 : x
  2. Step 2: Convert to fraction form
    67,858,421.01/101,822,009.02 = 30,966,222.65/x
  3. Step 3: Cross multiply
    67,858,421.01x = 101,822,009.02 × 30,966,222.65
  4. Step 4: Simplify right side
    67,858,421.01x = 3,153,043,002,374,541.50
  5. Step 5: Solve for x
    x = 3,153,043,002,374,541.50/67,858,421.01
  6. Step 6: Final answer
    x = 46,465,021.66

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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.