Home / 9,519,557.40-14,279,336.10-9,104,902.20

Finding the Fourth Proportional to 9,519,557.40, 14,279,336.10 and 9,104,902.20

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Solution

The fourth proportional to 9,519,557.40, 14,279,336.10 and 9,104,902.20 is: 13,657,353.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519,557.40 : 14,279,336.10 = 9,104,902.20 : x
  2. Step 2: Convert to fraction form
    9,519,557.40/14,279,336.10 = 9,104,902.20/x
  3. Step 3: Cross multiply
    9,519,557.40x = 14,279,336.10 × 9,104,902.20
  4. Step 4: Simplify right side
    9,519,557.40x = 130,011,958,671,429.41
  5. Step 5: Solve for x
    x = 130,011,958,671,429.41/9,519,557.40
  6. Step 6: Final answer
    x = 13,657,353.30

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Double scale
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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.