Home / 19,211,002.16-26,511,103.68-10,390,463.28

Finding the Fourth Proportional to 19,211,002.16, 26,511,103.68 and 10,390,463.28

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Solution

The fourth proportional to 19,211,002.16, 26,511,103.68 and 10,390,463.28 is: 14,338,796.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211,002.16 : 26,511,103.68 = 10,390,463.28 : x
  2. Step 2: Convert to fraction form
    19,211,002.16/26,511,103.68 = 10,390,463.28/x
  3. Step 3: Cross multiply
    19,211,002.16x = 26,511,103.68 × 10,390,463.28
  4. Step 4: Simplify right side
    19,211,002.16x = 275,462,649,299,312.84
  5. Step 5: Solve for x
    x = 275,462,649,299,312.84/19,211,002.16
  6. Step 6: Final answer
    x = 14,338,796.44

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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.