Home / 22,087,266.36-30,480,063.62-12,921,461.88

Finding the Fourth Proportional to 22,087,266.36, 30,480,063.62 and 12,921,461.88

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Solution

The fourth proportional to 22,087,266.36, 30,480,063.62 and 12,921,461.88 is: 17,831,404.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,087,266.36 : 30,480,063.62 = 12,921,461.88 : x
  2. Step 2: Convert to fraction form
    22,087,266.36/30,480,063.62 = 12,921,461.88/x
  3. Step 3: Cross multiply
    22,087,266.36x = 30,480,063.62 × 12,921,461.88
  4. Step 4: Simplify right side
    22,087,266.36x = 393,846,980,165,804.88
  5. Step 5: Solve for x
    x = 393,846,980,165,804.88/22,087,266.36
  6. Step 6: Final answer
    x = 17,831,404.47

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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.