Home / 45,309,026.81-67,997,387.29-30,701,309.89

Finding the Fourth Proportional to 45,309,026.81, 67,997,387.29 and 30,701,309.89

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Solution

The fourth proportional to 45,309,026.81, 67,997,387.29 and 30,701,309.89 is: 46,074,899.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,309,026.81 : 67,997,387.29 = 30,701,309.89 : x
  2. Step 2: Convert to fraction form
    45,309,026.81/67,997,387.29 = 30,701,309.89/x
  3. Step 3: Cross multiply
    45,309,026.81x = 67,997,387.29 × 30,701,309.89
  4. Step 4: Simplify right side
    45,309,026.81x = 2,087,608,859,116,688.75
  5. Step 5: Solve for x
    x = 2,087,608,859,116,688.75/45,309,026.81
  6. Step 6: Final answer
    x = 46,074,899.55

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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.