Home / 54,174,653.40-81,271,821.60-17,772,913.20

Finding the Fourth Proportional to 54,174,653.40, 81,271,821.60 and 17,772,913.20

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Solution

The fourth proportional to 54,174,653.40, 81,271,821.60 and 17,772,913.20 is: 26,662,598.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,174,653.40 : 81,271,821.60 = 17,772,913.20 : x
  2. Step 2: Convert to fraction form
    54,174,653.40/81,271,821.60 = 17,772,913.20/x
  3. Step 3: Cross multiply
    54,174,653.40x = 81,271,821.60 × 17,772,913.20
  4. Step 4: Simplify right side
    54,174,653.40x = 1,444,437,030,902,685
  5. Step 5: Solve for x
    x = 1,444,437,030,902,685/54,174,653.40
  6. Step 6: Final answer
    x = 26,662,598.47

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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.