Home / 7,813,705.16-11,721,000.63-2,423,121.95

Finding the Fourth Proportional to 7,813,705.16, 11,721,000.63 and 2,423,121.95

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Solution

The fourth proportional to 7,813,705.16, 11,721,000.63 and 2,423,121.95 is: 3,634,820.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,813,705.16 : 11,721,000.63 = 2,423,121.95 : x
  2. Step 2: Convert to fraction form
    7,813,705.16/11,721,000.63 = 2,423,121.95/x
  3. Step 3: Cross multiply
    7,813,705.16x = 11,721,000.63 × 2,423,121.95
  4. Step 4: Simplify right side
    7,813,705.16x = 28,401,413,843,911.82
  5. Step 5: Solve for x
    x = 28,401,413,843,911.82/7,813,705.16
  6. Step 6: Final answer
    x = 3,634,820.27

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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.