Home / 21,192,707.84-31,742,714.27-15,025,996.94

Finding the Fourth Proportional to 21,192,707.84, 31,742,714.27 and 15,025,996.94

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Solution

The fourth proportional to 21,192,707.84, 31,742,714.27 and 15,025,996.94 is: 22,506,134.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,192,707.84 : 31,742,714.27 = 15,025,996.94 : x
  2. Step 2: Convert to fraction form
    21,192,707.84/31,742,714.27 = 15,025,996.94/x
  3. Step 3: Cross multiply
    21,192,707.84x = 31,742,714.27 × 15,025,996.94
  4. Step 4: Simplify right side
    21,192,707.84x = 476,965,927,254,470.81
  5. Step 5: Solve for x
    x = 476,965,927,254,470.81/21,192,707.84
  6. Step 6: Final answer
    x = 22,506,134.23

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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.