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Finding the Fourth Proportional to 7,340,417.40, 10,297,842 and 7,340,417.40

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Solution

The fourth proportional to 7,340,417.40, 10,297,842 and 7,340,417.40 is: 10,297,842.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,417.40 : 10,297,842 = 7,340,417.40 : x
  2. Step 2: Convert to fraction form
    7,340,417.40/10,297,842 = 7,340,417.40/x
  3. Step 3: Cross multiply
    7,340,417.40x = 10,297,842 × 7,340,417.40
  4. Step 4: Simplify right side
    7,340,417.40x = 75,590,458,599,250.80
  5. Step 5: Solve for x
    x = 75,590,458,599,250.80/7,340,417.40
  6. Step 6: Final answer
    x = 10,297,842.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.