Home / 13,524,006.77-18,663,145.29-7,329,053.45

Finding the Fourth Proportional to 13,524,006.77, 18,663,145.29 and 7,329,053.45

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Solution

The fourth proportional to 13,524,006.77, 18,663,145.29 and 7,329,053.45 is: 10,114,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,006.77 : 18,663,145.29 = 7,329,053.45 : x
  2. Step 2: Convert to fraction form
    13,524,006.77/18,663,145.29 = 7,329,053.45/x
  3. Step 3: Cross multiply
    13,524,006.77x = 18,663,145.29 × 7,329,053.45
  4. Step 4: Simplify right side
    13,524,006.77x = 136,783,189,282,210.02
  5. Step 5: Solve for x
    x = 136,783,189,282,210.02/13,524,006.77
  6. Step 6: Final answer
    x = 10,114,102.40

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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.