Home / 8,340,127-11,509,297.50-4,718,455

Finding the Fourth Proportional to 8,340,127, 11,509,297.50 and 4,718,455

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Solution

The fourth proportional to 8,340,127, 11,509,297.50 and 4,718,455 is: 6,511,423.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,340,127 : 11,509,297.50 = 4,718,455 : x
  2. Step 2: Convert to fraction form
    8,340,127/11,509,297.50 = 4,718,455/x
  3. Step 3: Cross multiply
    8,340,127x = 11,509,297.50 × 4,718,455
  4. Step 4: Simplify right side
    8,340,127x = 54,306,102,335,362.50
  5. Step 5: Solve for x
    x = 54,306,102,335,362.50/8,340,127
  6. Step 6: Final answer
    x = 6,511,423.91

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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.