Home / 11,641,421.16-16,065,658.26-6,484,786.20

Finding the Fourth Proportional to 11,641,421.16, 16,065,658.26 and 6,484,786.20

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Solution

The fourth proportional to 11,641,421.16, 16,065,658.26 and 6,484,786.20 is: 8,949,281.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,641,421.16 : 16,065,658.26 = 6,484,786.20 : x
  2. Step 2: Convert to fraction form
    11,641,421.16/16,065,658.26 = 6,484,786.20/x
  3. Step 3: Cross multiply
    11,641,421.16x = 16,065,658.26 × 6,484,786.20
  4. Step 4: Simplify right side
    11,641,421.16x = 104,182,358,978,364.02
  5. Step 5: Solve for x
    x = 104,182,358,978,364.02/11,641,421.16
  6. Step 6: Final answer
    x = 8,949,281.84

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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.