Home / 7,608,057.98-10,492,998.10-6,688,320.60

Finding the Fourth Proportional to 7,608,057.98, 10,492,998.10 and 6,688,320.60

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Solution

The fourth proportional to 7,608,057.98, 10,492,998.10 and 6,688,320.60 is: 9,224,500.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,608,057.98 : 10,492,998.10 = 6,688,320.60 : x
  2. Step 2: Convert to fraction form
    7,608,057.98/10,492,998.10 = 6,688,320.60/x
  3. Step 3: Cross multiply
    7,608,057.98x = 10,492,998.10 × 6,688,320.60
  4. Step 4: Simplify right side
    7,608,057.98x = 70,180,535,338,479.16
  5. Step 5: Solve for x
    x = 70,180,535,338,479.16/7,608,057.98
  6. Step 6: Final answer
    x = 9,224,500.59

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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.