Home / 9,077,421.60-13,616,132.40-3,320,144.10

Finding the Fourth Proportional to 9,077,421.60, 13,616,132.40 and 3,320,144.10

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Solution

The fourth proportional to 9,077,421.60, 13,616,132.40 and 3,320,144.10 is: 4,980,216.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077,421.60 : 13,616,132.40 = 3,320,144.10 : x
  2. Step 2: Convert to fraction form
    9,077,421.60/13,616,132.40 = 3,320,144.10/x
  3. Step 3: Cross multiply
    9,077,421.60x = 13,616,132.40 × 3,320,144.10
  4. Step 4: Simplify right side
    9,077,421.60x = 45,207,521,652,678.84
  5. Step 5: Solve for x
    x = 45,207,521,652,678.84/9,077,421.60
  6. Step 6: Final answer
    x = 4,980,216.15

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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.