Home / 9,657,679.40-14,486,519.10-2,926,428.20

Finding the Fourth Proportional to 9,657,679.40, 14,486,519.10 and 2,926,428.20

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Solution

The fourth proportional to 9,657,679.40, 14,486,519.10 and 2,926,428.20 is: 4,389,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,657,679.40 : 14,486,519.10 = 2,926,428.20 : x
  2. Step 2: Convert to fraction form
    9,657,679.40/14,486,519.10 = 2,926,428.20/x
  3. Step 3: Cross multiply
    9,657,679.40x = 14,486,519.10 × 2,926,428.20
  4. Step 4: Simplify right side
    9,657,679.40x = 42,393,758,014,078.62
  5. Step 5: Solve for x
    x = 42,393,758,014,078.62/9,657,679.40
  6. Step 6: Final answer
    x = 4,389,642.30

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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.