Home / 10,011,855.12-15,018,360.77-3,863,868.69

Finding the Fourth Proportional to 10,011,855.12, 15,018,360.77 and 3,863,868.69

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Solution

The fourth proportional to 10,011,855.12, 15,018,360.77 and 3,863,868.69 is: 5,796,026.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011,855.12 : 15,018,360.77 = 3,863,868.69 : x
  2. Step 2: Convert to fraction form
    10,011,855.12/15,018,360.77 = 3,863,868.69/x
  3. Step 3: Cross multiply
    10,011,855.12x = 15,018,360.77 × 3,863,868.69
  4. Step 4: Simplify right side
    10,011,855.12x = 58,028,973,879,235.48
  5. Step 5: Solve for x
    x = 58,028,973,879,235.48/10,011,855.12
  6. Step 6: Final answer
    x = 5,796,026.13

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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.