Home / 8,962,853.40-13,444,280.10-7,388,213.40

Finding the Fourth Proportional to 8,962,853.40, 13,444,280.10 and 7,388,213.40

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Solution

The fourth proportional to 8,962,853.40, 13,444,280.10 and 7,388,213.40 is: 11,082,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962,853.40 : 13,444,280.10 = 7,388,213.40 : x
  2. Step 2: Convert to fraction form
    8,962,853.40/13,444,280.10 = 7,388,213.40/x
  3. Step 3: Cross multiply
    8,962,853.40x = 13,444,280.10 × 7,388,213.40
  4. Step 4: Simplify right side
    8,962,853.40x = 99,329,210,388,173.34
  5. Step 5: Solve for x
    x = 99,329,210,388,173.34/8,962,853.40
  6. Step 6: Final answer
    x = 11,082,320.10

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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.