Home / 86,991,707.04-120,052,865.21-53,962,598.13

Finding the Fourth Proportional to 86,991,707.04, 120,052,865.21 and 53,962,598.13

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Solution

The fourth proportional to 86,991,707.04, 120,052,865.21 and 53,962,598.13 is: 74,471,058.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,991,707.04 : 120,052,865.21 = 53,962,598.13 : x
  2. Step 2: Convert to fraction form
    86,991,707.04/120,052,865.21 = 53,962,598.13/x
  3. Step 3: Cross multiply
    86,991,707.04x = 120,052,865.21 × 53,962,598.13
  4. Step 4: Simplify right side
    86,991,707.04x = 6,478,364,520,093,019
  5. Step 5: Solve for x
    x = 6,478,364,520,093,019/86,991,707.04
  6. Step 6: Final answer
    x = 74,471,058.68

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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.