Home / 30,683,899.61-42,344,679.18-16,746,148.66

Finding the Fourth Proportional to 30,683,899.61, 42,344,679.18 and 16,746,148.66

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Solution

The fourth proportional to 30,683,899.61, 42,344,679.18 and 16,746,148.66 is: 23,110,175.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,683,899.61 : 42,344,679.18 = 16,746,148.66 : x
  2. Step 2: Convert to fraction form
    30,683,899.61/42,344,679.18 = 16,746,148.66/x
  3. Step 3: Cross multiply
    30,683,899.61x = 42,344,679.18 × 16,746,148.66
  4. Step 4: Simplify right side
    30,683,899.61x = 709,110,292,508,286.88
  5. Step 5: Solve for x
    x = 709,110,292,508,286.88/30,683,899.61
  6. Step 6: Final answer
    x = 23,110,175.09

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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.