Home / 7,608,057.77-10,492,997.81-6,688,320.39

Finding the Fourth Proportional to 7,608,057.77, 10,492,997.81 and 6,688,320.39

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Solution

The fourth proportional to 7,608,057.77, 10,492,997.81 and 6,688,320.39 is: 9,224,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,608,057.77 : 10,492,997.81 = 6,688,320.39 : x
  2. Step 2: Convert to fraction form
    7,608,057.77/10,492,997.81 = 6,688,320.39/x
  3. Step 3: Cross multiply
    7,608,057.77x = 10,492,997.81 × 6,688,320.39
  4. Step 4: Simplify right side
    7,608,057.77x = 70,180,531,204,848.34
  5. Step 5: Solve for x
    x = 70,180,531,204,848.34/7,608,057.77
  6. Step 6: Final answer
    x = 9,224,500.30

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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.