Home / 21,822,143.56-32,742,654.62-11,712,954.76

Finding the Fourth Proportional to 21,822,143.56, 32,742,654.62 and 11,712,954.76

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Solution

The fourth proportional to 21,822,143.56, 32,742,654.62 and 11,712,954.76 is: 17,574,498.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,822,143.56 : 32,742,654.62 = 11,712,954.76 : x
  2. Step 2: Convert to fraction form
    21,822,143.56/32,742,654.62 = 11,712,954.76/x
  3. Step 3: Cross multiply
    21,822,143.56x = 32,742,654.62 × 11,712,954.76
  4. Step 4: Simplify right side
    21,822,143.56x = 383,513,232,286,365
  5. Step 5: Solve for x
    x = 383,513,232,286,365/21,822,143.56
  6. Step 6: Final answer
    x = 17,574,498.64

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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.