Home / 10,757,259.15-16,109,316.68-8,018,238.48

Finding the Fourth Proportional to 10,757,259.15, 16,109,316.68 and 8,018,238.48

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Solution

The fourth proportional to 10,757,259.15, 16,109,316.68 and 8,018,238.48 is: 12,007,551.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757,259.15 : 16,109,316.68 = 8,018,238.48 : x
  2. Step 2: Convert to fraction form
    10,757,259.15/16,109,316.68 = 8,018,238.48/x
  3. Step 3: Cross multiply
    10,757,259.15x = 16,109,316.68 × 8,018,238.48
  4. Step 4: Simplify right side
    10,757,259.15x = 129,168,342,849,990.67
  5. Step 5: Solve for x
    x = 129,168,342,849,990.67/10,757,259.15
  6. Step 6: Final answer
    x = 12,007,551.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.