Home / 9,791,756.15-13,512,927.64-5,381,401.76

Finding the Fourth Proportional to 9,791,756.15, 13,512,927.64 and 5,381,401.76

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Solution

The fourth proportional to 9,791,756.15, 13,512,927.64 and 5,381,401.76 is: 7,426,501.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791,756.15 : 13,512,927.64 = 5,381,401.76 : x
  2. Step 2: Convert to fraction form
    9,791,756.15/13,512,927.64 = 5,381,401.76/x
  3. Step 3: Cross multiply
    9,791,756.15x = 13,512,927.64 × 5,381,401.76
  4. Step 4: Simplify right side
    9,791,756.15x = 72,718,492,530,537.52
  5. Step 5: Solve for x
    x = 72,718,492,530,537.52/9,791,756.15
  6. Step 6: Final answer
    x = 7,426,501.58

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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.