Home / 74,989,351.95-112,460,999.63-26,455,855.65

Finding the Fourth Proportional to 74,989,351.95, 112,460,999.63 and 26,455,855.65

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Solution

The fourth proportional to 74,989,351.95, 112,460,999.63 and 26,455,855.65 is: 39,675,659.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,989,351.95 : 112,460,999.63 = 26,455,855.65 : x
  2. Step 2: Convert to fraction form
    74,989,351.95/112,460,999.63 = 26,455,855.65/x
  3. Step 3: Cross multiply
    74,989,351.95x = 112,460,999.63 × 26,455,855.65
  4. Step 4: Simplify right side
    74,989,351.95x = 2,975,251,972,333,704
  5. Step 5: Solve for x
    x = 2,975,251,972,333,704/74,989,351.95
  6. Step 6: Final answer
    x = 39,675,659.21

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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.