Home / 4,698,045.30-7,047,067.95-3,989,457.30

Finding the Fourth Proportional to 4,698,045.30, 7,047,067.95 and 3,989,457.30

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Solution

The fourth proportional to 4,698,045.30, 7,047,067.95 and 3,989,457.30 is: 5,984,185.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,045.30 : 7,047,067.95 = 3,989,457.30 : x
  2. Step 2: Convert to fraction form
    4,698,045.30/7,047,067.95 = 3,989,457.30/x
  3. Step 3: Cross multiply
    4,698,045.30x = 7,047,067.95 × 3,989,457.30
  4. Step 4: Simplify right side
    4,698,045.30x = 28,113,976,676,723.54
  5. Step 5: Solve for x
    x = 28,113,976,676,723.54/4,698,045.30
  6. Step 6: Final answer
    x = 5,984,185.95

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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.