Home / 5,374,531.50-7,421,782.68-3,415,055.10

Finding the Fourth Proportional to 5,374,531.50, 7,421,782.68 and 3,415,055.10

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Solution

The fourth proportional to 5,374,531.50, 7,421,782.68 and 3,415,055.10 is: 4,715,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374,531.50 : 7,421,782.68 = 3,415,055.10 : x
  2. Step 2: Convert to fraction form
    5,374,531.50/7,421,782.68 = 3,415,055.10/x
  3. Step 3: Cross multiply
    5,374,531.50x = 7,421,782.68 × 3,415,055.10
  4. Step 4: Simplify right side
    5,374,531.50x = 25,345,796,792,425.67
  5. Step 5: Solve for x
    x = 25,345,796,792,425.67/5,374,531.50
  6. Step 6: Final answer
    x = 4,715,908.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.