Home / 8,815,871.51-13,224,858.63-4,263,649.12

Finding the Fourth Proportional to 8,815,871.51, 13,224,858.63 and 4,263,649.12

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Solution

The fourth proportional to 8,815,871.51, 13,224,858.63 and 4,263,649.12 is: 6,395,982.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,871.51 : 13,224,858.63 = 4,263,649.12 : x
  2. Step 2: Convert to fraction form
    8,815,871.51/13,224,858.63 = 4,263,649.12/x
  3. Step 3: Cross multiply
    8,815,871.51x = 13,224,858.63 × 4,263,649.12
  4. Step 4: Simplify right side
    8,815,871.51x = 56,386,156,859,923.91
  5. Step 5: Solve for x
    x = 56,386,156,859,923.91/8,815,871.51
  6. Step 6: Final answer
    x = 6,395,982.16

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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.