Home / 16,853,965.40-25,280,948.10-16,686,003.80

Finding the Fourth Proportional to 16,853,965.40, 25,280,948.10 and 16,686,003.80

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Solution

The fourth proportional to 16,853,965.40, 25,280,948.10 and 16,686,003.80 is: 25,029,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,853,965.40 : 25,280,948.10 = 16,686,003.80 : x
  2. Step 2: Convert to fraction form
    16,853,965.40/25,280,948.10 = 16,686,003.80/x
  3. Step 3: Cross multiply
    16,853,965.40x = 25,280,948.10 × 16,686,003.80
  4. Step 4: Simplify right side
    16,853,965.40x = 421,837,996,064,202.81
  5. Step 5: Solve for x
    x = 421,837,996,064,202.81/16,853,965.40
  6. Step 6: Final answer
    x = 25,029,005.70

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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.