Home / 12,031,643.18-18,048,550.98-3,395,837.90

Finding the Fourth Proportional to 12,031,643.18, 18,048,550.98 and 3,395,837.90

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Solution

The fourth proportional to 12,031,643.18, 18,048,550.98 and 3,395,837.90 is: 5,094,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,031,643.18 : 18,048,550.98 = 3,395,837.90 : x
  2. Step 2: Convert to fraction form
    12,031,643.18/18,048,550.98 = 3,395,837.90/x
  3. Step 3: Cross multiply
    12,031,643.18x = 18,048,550.98 × 3,395,837.90
  4. Step 4: Simplify right side
    12,031,643.18x = 61,289,953,457,966.14
  5. Step 5: Solve for x
    x = 61,289,953,457,966.14/12,031,643.18
  6. Step 6: Final answer
    x = 5,094,063.42

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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.