Home / 8,971,653.80-13,441,442.70-5,459,817.80

Finding the Fourth Proportional to 8,971,653.80, 13,441,442.70 and 5,459,817.80

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Solution

The fourth proportional to 8,971,653.80, 13,441,442.70 and 5,459,817.80 is: 8,179,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971,653.80 : 13,441,442.70 = 5,459,817.80 : x
  2. Step 2: Convert to fraction form
    8,971,653.80/13,441,442.70 = 5,459,817.80/x
  3. Step 3: Cross multiply
    8,971,653.80x = 13,441,442.70 × 5,459,817.80
  4. Step 4: Simplify right side
    8,971,653.80x = 73,387,828,111,140.05
  5. Step 5: Solve for x
    x = 73,387,828,111,140.05/8,971,653.80
  6. Step 6: Final answer
    x = 8,179,966.56

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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.