Home / 54,574,702.56-81,818,871.12-20,492,252.64

Finding the Fourth Proportional to 54,574,702.56, 81,818,871.12 and 20,492,252.64

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Solution

The fourth proportional to 54,574,702.56, 81,818,871.12 and 20,492,252.64 is: 30,722,164.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,574,702.56 : 81,818,871.12 = 20,492,252.64 : x
  2. Step 2: Convert to fraction form
    54,574,702.56/81,818,871.12 = 20,492,252.64/x
  3. Step 3: Cross multiply
    54,574,702.56x = 81,818,871.12 × 20,492,252.64
  4. Step 4: Simplify right side
    54,574,702.56x = 1,676,652,977,710,640
  5. Step 5: Solve for x
    x = 1,676,652,977,710,640/54,574,702.56
  6. Step 6: Final answer
    x = 30,722,164.28

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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.