Home / 9,578,071.20-14,367,106.80-9,105,679.20

Finding the Fourth Proportional to 9,578,071.20, 14,367,106.80 and 9,105,679.20

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Solution

The fourth proportional to 9,578,071.20, 14,367,106.80 and 9,105,679.20 is: 13,658,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,071.20 : 14,367,106.80 = 9,105,679.20 : x
  2. Step 2: Convert to fraction form
    9,578,071.20/14,367,106.80 = 9,105,679.20/x
  3. Step 3: Cross multiply
    9,578,071.20x = 14,367,106.80 × 9,105,679.20
  4. Step 4: Simplify right side
    9,578,071.20x = 130,822,265,552,938.56
  5. Step 5: Solve for x
    x = 130,822,265,552,938.56/9,578,071.20
  6. Step 6: Final answer
    x = 13,658,518.80

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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.