Home / 54,450,045.40-81,675,068.10-20,366,962.60

Finding the Fourth Proportional to 54,450,045.40, 81,675,068.10 and 20,366,962.60

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Solution

The fourth proportional to 54,450,045.40, 81,675,068.10 and 20,366,962.60 is: 30,550,443.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,450,045.40 : 81,675,068.10 = 20,366,962.60 : x
  2. Step 2: Convert to fraction form
    54,450,045.40/81,675,068.10 = 20,366,962.60/x
  3. Step 3: Cross multiply
    54,450,045.40x = 81,675,068.10 × 20,366,962.60
  4. Step 4: Simplify right side
    54,450,045.40x = 1,663,473,057,345,153
  5. Step 5: Solve for x
    x = 1,663,473,057,345,153/54,450,045.40
  6. Step 6: Final answer
    x = 30,550,443.90

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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.