Home / 13,469,102.60-18,587,059.58-7,357,555.40

Finding the Fourth Proportional to 13,469,102.60, 18,587,059.58 and 7,357,555.40

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Solution

The fourth proportional to 13,469,102.60, 18,587,059.58 and 7,357,555.40 is: 10,153,261.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469,102.60 : 18,587,059.58 = 7,357,555.40 : x
  2. Step 2: Convert to fraction form
    13,469,102.60/18,587,059.58 = 7,357,555.40/x
  3. Step 3: Cross multiply
    13,469,102.60x = 18,587,059.58 × 7,357,555.40
  4. Step 4: Simplify right side
    13,469,102.60x = 136,755,320,582,950.72
  5. Step 5: Solve for x
    x = 136,755,320,582,950.72/13,469,102.60
  6. Step 6: Final answer
    x = 10,153,261.48

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1.5x scale

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.