Home / 13,013,298.08-17,942,388-10,558,959.20

Finding the Fourth Proportional to 13,013,298.08, 17,942,388 and 10,558,959.20

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Solution

The fourth proportional to 13,013,298.08, 17,942,388 and 10,558,959.20 is: 14,558,411.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,013,298.08 : 17,942,388 = 10,558,959.20 : x
  2. Step 2: Convert to fraction form
    13,013,298.08/17,942,388 = 10,558,959.20/x
  3. Step 3: Cross multiply
    13,013,298.08x = 17,942,388 × 10,558,959.20
  4. Step 4: Simplify right side
    13,013,298.08x = 189,452,942,842,569.59
  5. Step 5: Solve for x
    x = 189,452,942,842,569.59/13,013,298.08
  6. Step 6: Final answer
    x = 14,558,411.07

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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.