Home / 7,784,829.80-11,671,023.90-3,293,412.20

Finding the Fourth Proportional to 7,784,829.80, 11,671,023.90 and 3,293,412.20

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Solution

The fourth proportional to 7,784,829.80, 11,671,023.90 and 3,293,412.20 is: 4,937,486.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,784,829.80 : 11,671,023.90 = 3,293,412.20 : x
  2. Step 2: Convert to fraction form
    7,784,829.80/11,671,023.90 = 3,293,412.20/x
  3. Step 3: Cross multiply
    7,784,829.80x = 11,671,023.90 × 3,293,412.20
  4. Step 4: Simplify right side
    7,784,829.80x = 38,437,492,498,751.59
  5. Step 5: Solve for x
    x = 38,437,492,498,751.59/7,784,829.80
  6. Step 6: Final answer
    x = 4,937,486.56

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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.