Home / 7,718,508.43-11,578,830.60-2,602,401.58

Finding the Fourth Proportional to 7,718,508.43, 11,578,830.60 and 2,602,401.58

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Solution

The fourth proportional to 7,718,508.43, 11,578,830.60 and 2,602,401.58 is: 3,903,962.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718,508.43 : 11,578,830.60 = 2,602,401.58 : x
  2. Step 2: Convert to fraction form
    7,718,508.43/11,578,830.60 = 2,602,401.58/x
  3. Step 3: Cross multiply
    7,718,508.43x = 11,578,830.60 × 2,602,401.58
  4. Step 4: Simplify right side
    7,718,508.43x = 30,132,767,019,045.27
  5. Step 5: Solve for x
    x = 30,132,767,019,045.27/7,718,508.43
  6. Step 6: Final answer
    x = 3,903,962.44

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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.