Home / 9,920,232.84-13,688,975.70-5,568,321.72

Finding the Fourth Proportional to 9,920,232.84, 13,688,975.70 and 5,568,321.72

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Solution

The fourth proportional to 9,920,232.84, 13,688,975.70 and 5,568,321.72 is: 7,683,753.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920,232.84 : 13,688,975.70 = 5,568,321.72 : x
  2. Step 2: Convert to fraction form
    9,920,232.84/13,688,975.70 = 5,568,321.72/x
  3. Step 3: Cross multiply
    9,920,232.84x = 13,688,975.70 × 5,568,321.72
  4. Step 4: Simplify right side
    9,920,232.84x = 76,224,620,714,862.20
  5. Step 5: Solve for x
    x = 76,224,620,714,862.20/9,920,232.84
  6. Step 6: Final answer
    x = 7,683,753.19

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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.