Home / 12,565,551.10-18,848,326.65-4,487,647.90

Finding the Fourth Proportional to 12,565,551.10, 18,848,326.65 and 4,487,647.90

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Solution

The fourth proportional to 12,565,551.10, 18,848,326.65 and 4,487,647.90 is: 6,731,471.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,551.10 : 18,848,326.65 = 4,487,647.90 : x
  2. Step 2: Convert to fraction form
    12,565,551.10/18,848,326.65 = 4,487,647.90/x
  3. Step 3: Cross multiply
    12,565,551.10x = 18,848,326.65 × 4,487,647.90
  4. Step 4: Simplify right side
    12,565,551.10x = 84,584,653,509,386.53
  5. Step 5: Solve for x
    x = 84,584,653,509,386.53/12,565,551.10
  6. Step 6: Final answer
    x = 6,731,471.85

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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.