Home / 56,774,566.44-85,161,849.66-17,916,956.70

Finding the Fourth Proportional to 56,774,566.44, 85,161,849.66 and 17,916,956.70

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Solution

The fourth proportional to 56,774,566.44, 85,161,849.66 and 17,916,956.70 is: 26,875,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,774,566.44 : 85,161,849.66 = 17,916,956.70 : x
  2. Step 2: Convert to fraction form
    56,774,566.44/85,161,849.66 = 17,916,956.70/x
  3. Step 3: Cross multiply
    56,774,566.44x = 85,161,849.66 × 17,916,956.70
  4. Step 4: Simplify right side
    56,774,566.44x = 1,525,841,172,850,129.50
  5. Step 5: Solve for x
    x = 1,525,841,172,850,129.50/56,774,566.44
  6. Step 6: Final answer
    x = 26,875,435.05

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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.