Home / 4,457,424.60-6,686,136.90-4,415,434.20

Finding the Fourth Proportional to 4,457,424.60, 6,686,136.90 and 4,415,434.20

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Solution

The fourth proportional to 4,457,424.60, 6,686,136.90 and 4,415,434.20 is: 6,623,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457,424.60 : 6,686,136.90 = 4,415,434.20 : x
  2. Step 2: Convert to fraction form
    4,457,424.60/6,686,136.90 = 4,415,434.20/x
  3. Step 3: Cross multiply
    4,457,424.60x = 6,686,136.90 × 4,415,434.20
  4. Step 4: Simplify right side
    4,457,424.60x = 29,522,197,534,141.98
  5. Step 5: Solve for x
    x = 29,522,197,534,141.98/4,457,424.60
  6. Step 6: Final answer
    x = 6,623,151.30

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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.