Home / 13,123,877.60-19,685,816.40-9,554,693.60

Finding the Fourth Proportional to 13,123,877.60, 19,685,816.40 and 9,554,693.60

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Solution

The fourth proportional to 13,123,877.60, 19,685,816.40 and 9,554,693.60 is: 14,332,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,123,877.60 : 19,685,816.40 = 9,554,693.60 : x
  2. Step 2: Convert to fraction form
    13,123,877.60/19,685,816.40 = 9,554,693.60/x
  3. Step 3: Cross multiply
    13,123,877.60x = 19,685,816.40 × 9,554,693.60
  4. Step 4: Simplify right side
    13,123,877.60x = 188,091,943,967,855.03
  5. Step 5: Solve for x
    x = 188,091,943,967,855.03/13,123,877.60
  6. Step 6: Final answer
    x = 14,332,040.40

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Similar ratio
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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.