Home / 7,261,477.79-10,893,398.79-2,144,425.28

Finding the Fourth Proportional to 7,261,477.79, 10,893,398.79 and 2,144,425.28

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Solution

The fourth proportional to 7,261,477.79, 10,893,398.79 and 2,144,425.28 is: 3,216,987.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,477.79 : 10,893,398.79 = 2,144,425.28 : x
  2. Step 2: Convert to fraction form
    7,261,477.79/10,893,398.79 = 2,144,425.28/x
  3. Step 3: Cross multiply
    7,261,477.79x = 10,893,398.79 × 2,144,425.28
  4. Step 4: Simplify right side
    7,261,477.79x = 23,360,079,750,397.41
  5. Step 5: Solve for x
    x = 23,360,079,750,397.41/7,261,477.79
  6. Step 6: Final answer
    x = 3,216,987.01

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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.