Home / 9,084,084.80-13,609,538.40-7,392,027.20

Finding the Fourth Proportional to 9,084,084.80, 13,609,538.40 and 7,392,027.20

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Solution

The fourth proportional to 9,084,084.80, 13,609,538.40 and 7,392,027.20 is: 11,074,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084,084.80 : 13,609,538.40 = 7,392,027.20 : x
  2. Step 2: Convert to fraction form
    9,084,084.80/13,609,538.40 = 7,392,027.20/x
  3. Step 3: Cross multiply
    9,084,084.80x = 13,609,538.40 × 7,392,027.20
  4. Step 4: Simplify right side
    9,084,084.80x = 100,602,078,032,244.48
  5. Step 5: Solve for x
    x = 100,602,078,032,244.48/9,084,084.80
  6. Step 6: Final answer
    x = 11,074,541.93

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1.5x scale

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.