Home / 7,328,530.80-10,987,547.40-3,066,505.20

Finding the Fourth Proportional to 7,328,530.80, 10,987,547.40 and 3,066,505.20

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Solution

The fourth proportional to 7,328,530.80, 10,987,547.40 and 3,066,505.20 is: 4,597,561.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,530.80 : 10,987,547.40 = 3,066,505.20 : x
  2. Step 2: Convert to fraction form
    7,328,530.80/10,987,547.40 = 3,066,505.20/x
  3. Step 3: Cross multiply
    7,328,530.80x = 10,987,547.40 × 3,066,505.20
  4. Step 4: Simplify right side
    7,328,530.80x = 33,693,371,237,346.48
  5. Step 5: Solve for x
    x = 33,693,371,237,346.48/7,328,530.80
  6. Step 6: Final answer
    x = 4,597,561.52

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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.