Home / 5,421,810.67-7,483,200.15-3,680,041.35

Finding the Fourth Proportional to 5,421,810.67, 7,483,200.15 and 3,680,041.35

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Solution

The fourth proportional to 5,421,810.67, 7,483,200.15 and 3,680,041.35 is: 5,079,204.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,810.67 : 7,483,200.15 = 3,680,041.35 : x
  2. Step 2: Convert to fraction form
    5,421,810.67/7,483,200.15 = 3,680,041.35/x
  3. Step 3: Cross multiply
    5,421,810.67x = 7,483,200.15 × 3,680,041.35
  4. Step 4: Simplify right side
    5,421,810.67x = 27,538,485,979,724.71
  5. Step 5: Solve for x
    x = 27,538,485,979,724.71/5,421,810.67
  6. Step 6: Final answer
    x = 5,079,204.66

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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.