Home / 10,186,711.24-14,057,365.20-5,603,031.40

Finding the Fourth Proportional to 10,186,711.24, 14,057,365.20 and 5,603,031.40

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Solution

The fourth proportional to 10,186,711.24, 14,057,365.20 and 5,603,031.40 is: 7,732,020.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,186,711.24 : 14,057,365.20 = 5,603,031.40 : x
  2. Step 2: Convert to fraction form
    10,186,711.24/14,057,365.20 = 5,603,031.40/x
  3. Step 3: Cross multiply
    10,186,711.24x = 14,057,365.20 × 5,603,031.40
  4. Step 4: Simplify right side
    10,186,711.24x = 78,763,858,616,867.28
  5. Step 5: Solve for x
    x = 78,763,858,616,867.28/10,186,711.24
  6. Step 6: Final answer
    x = 7,732,020.35

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1.5x scale

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.