Home / 66,067,663.80-99,101,495.70-17,553,005.40

Finding the Fourth Proportional to 66,067,663.80, 99,101,495.70 and 17,553,005.40

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Solution

The fourth proportional to 66,067,663.80, 99,101,495.70 and 17,553,005.40 is: 26,329,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,067,663.80 : 99,101,495.70 = 17,553,005.40 : x
  2. Step 2: Convert to fraction form
    66,067,663.80/99,101,495.70 = 17,553,005.40/x
  3. Step 3: Cross multiply
    66,067,663.80x = 99,101,495.70 × 17,553,005.40
  4. Step 4: Simplify right side
    66,067,663.80x = 1,739,529,089,170,176.75
  5. Step 5: Solve for x
    x = 1,739,529,089,170,176.75/66,067,663.80
  6. Step 6: Final answer
    x = 26,329,508.10

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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.