Home / 7,631,012.61-10,520,274.74-6,087,513.06

Finding the Fourth Proportional to 7,631,012.61, 10,520,274.74 and 6,087,513.06

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Solution

The fourth proportional to 7,631,012.61, 10,520,274.74 and 6,087,513.06 is: 8,392,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631,012.61 : 10,520,274.74 = 6,087,513.06 : x
  2. Step 2: Convert to fraction form
    7,631,012.61/10,520,274.74 = 6,087,513.06/x
  3. Step 3: Cross multiply
    7,631,012.61x = 10,520,274.74 × 6,087,513.06
  4. Step 4: Simplify right side
    7,631,012.61x = 64,042,309,844,100.53
  5. Step 5: Solve for x
    x = 64,042,309,844,100.53/7,631,012.61
  6. Step 6: Final answer
    x = 8,392,373.74

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1.5x scale

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.