Home / 16,211,126.51-22,371,884.91-8,868,789.33

Finding the Fourth Proportional to 16,211,126.51, 22,371,884.91 and 8,868,789.33

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Solution

The fourth proportional to 16,211,126.51, 22,371,884.91 and 8,868,789.33 is: 12,239,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,211,126.51 : 22,371,884.91 = 8,868,789.33 : x
  2. Step 2: Convert to fraction form
    16,211,126.51/22,371,884.91 = 8,868,789.33/x
  3. Step 3: Cross multiply
    16,211,126.51x = 22,371,884.91 × 8,868,789.33
  4. Step 4: Simplify right side
    16,211,126.51x = 198,411,534,097,901.44
  5. Step 5: Solve for x
    x = 198,411,534,097,901.44/16,211,126.51
  6. Step 6: Final answer
    x = 12,239,219.40

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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.