Home / 19,013,143.84-26,237,959.92-10,311,508.48

Finding the Fourth Proportional to 19,013,143.84, 26,237,959.92 and 10,311,508.48

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Solution

The fourth proportional to 19,013,143.84, 26,237,959.92 and 10,311,508.48 is: 14,229,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013,143.84 : 26,237,959.92 = 10,311,508.48 : x
  2. Step 2: Convert to fraction form
    19,013,143.84/26,237,959.92 = 10,311,508.48/x
  3. Step 3: Cross multiply
    19,013,143.84x = 26,237,959.92 × 10,311,508.48
  4. Step 4: Simplify right side
    19,013,143.84x = 270,552,946,212,980.16
  5. Step 5: Solve for x
    x = 270,552,946,212,980.16/19,013,143.84
  6. Step 6: Final answer
    x = 14,229,784.85

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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.