Home / 7,000,921.60-10,501,382.40-4,119,330.40

Finding the Fourth Proportional to 7,000,921.60, 10,501,382.40 and 4,119,330.40

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Solution

The fourth proportional to 7,000,921.60, 10,501,382.40 and 4,119,330.40 is: 6,178,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,921.60 : 10,501,382.40 = 4,119,330.40 : x
  2. Step 2: Convert to fraction form
    7,000,921.60/10,501,382.40 = 4,119,330.40/x
  3. Step 3: Cross multiply
    7,000,921.60x = 10,501,382.40 × 4,119,330.40
  4. Step 4: Simplify right side
    7,000,921.60x = 43,258,663,762,344.96
  5. Step 5: Solve for x
    x = 43,258,663,762,344.96/7,000,921.60
  6. Step 6: Final answer
    x = 6,178,995.60

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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.