Home / 8,435,606.40-12,644,078.40-4,651,804.80

Finding the Fourth Proportional to 8,435,606.40, 12,644,078.40 and 4,651,804.80

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Solution

The fourth proportional to 8,435,606.40, 12,644,078.40 and 4,651,804.80 is: 6,972,561.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,606.40 : 12,644,078.40 = 4,651,804.80 : x
  2. Step 2: Convert to fraction form
    8,435,606.40/12,644,078.40 = 4,651,804.80/x
  3. Step 3: Cross multiply
    8,435,606.40x = 12,644,078.40 × 4,651,804.80
  4. Step 4: Simplify right side
    8,435,606.40x = 58,817,784,592,696.32
  5. Step 5: Solve for x
    x = 58,817,784,592,696.32/8,435,606.40
  6. Step 6: Final answer
    x = 6,972,561.52

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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.