Home / 10,708,164.80-16,074,688.80-6,453,137.60

Finding the Fourth Proportional to 10,708,164.80, 16,074,688.80 and 6,453,137.60

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Solution

The fourth proportional to 10,708,164.80, 16,074,688.80 and 6,453,137.60 is: 9,687,204.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708,164.80 : 16,074,688.80 = 6,453,137.60 : x
  2. Step 2: Convert to fraction form
    10,708,164.80/16,074,688.80 = 6,453,137.60/x
  3. Step 3: Cross multiply
    10,708,164.80x = 16,074,688.80 × 6,453,137.60
  4. Step 4: Simplify right side
    10,708,164.80x = 103,732,178,703,578.88
  5. Step 5: Solve for x
    x = 103,732,178,703,578.88/10,708,164.80
  6. Step 6: Final answer
    x = 9,687,204.17

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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.