Home / 10,980,031.04-16,371,882.24-10,678,363.76

Finding the Fourth Proportional to 10,980,031.04, 16,371,882.24 and 10,678,363.76

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Solution

The fourth proportional to 10,980,031.04, 16,371,882.24 and 10,678,363.76 is: 15,922,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980,031.04 : 16,371,882.24 = 10,678,363.76 : x
  2. Step 2: Convert to fraction form
    10,980,031.04/16,371,882.24 = 10,678,363.76/x
  3. Step 3: Cross multiply
    10,980,031.04x = 16,371,882.24 × 10,678,363.76
  4. Step 4: Simplify right side
    10,980,031.04x = 174,824,913,994,603.62
  5. Step 5: Solve for x
    x = 174,824,913,994,603.62/10,980,031.04
  6. Step 6: Final answer
    x = 15,922,078.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.