Home / 7,047,443.40-10,571,165.10-4,921,679.40

Finding the Fourth Proportional to 7,047,443.40, 10,571,165.10 and 4,921,679.40

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Solution

The fourth proportional to 7,047,443.40, 10,571,165.10 and 4,921,679.40 is: 7,382,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,443.40 : 10,571,165.10 = 4,921,679.40 : x
  2. Step 2: Convert to fraction form
    7,047,443.40/10,571,165.10 = 4,921,679.40/x
  3. Step 3: Cross multiply
    7,047,443.40x = 10,571,165.10 × 4,921,679.40
  4. Step 4: Simplify right side
    7,047,443.40x = 52,027,885,506,668.95
  5. Step 5: Solve for x
    x = 52,027,885,506,668.95/7,047,443.40
  6. Step 6: Final answer
    x = 7,382,519.10

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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.