Home / 9,791,997.84-13,513,261.32-5,381,643.48

Finding the Fourth Proportional to 9,791,997.84, 13,513,261.32 and 5,381,643.48

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Solution

The fourth proportional to 9,791,997.84, 13,513,261.32 and 5,381,643.48 is: 7,426,835.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791,997.84 : 13,513,261.32 = 5,381,643.48 : x
  2. Step 2: Convert to fraction form
    9,791,997.84/13,513,261.32 = 5,381,643.48/x
  3. Step 3: Cross multiply
    9,791,997.84x = 13,513,261.32 × 5,381,643.48
  4. Step 4: Simplify right side
    9,791,997.84x = 72,723,554,676,314.20
  5. Step 5: Solve for x
    x = 72,723,554,676,314.20/9,791,997.84
  6. Step 6: Final answer
    x = 7,426,835.24

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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.