Home / 56,369,032.71-84,532,809.63-19,471,532.79

Finding the Fourth Proportional to 56,369,032.71, 84,532,809.63 and 19,471,532.79

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Solution

The fourth proportional to 56,369,032.71, 84,532,809.63 and 19,471,532.79 is: 29,200,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,369,032.71 : 84,532,809.63 = 19,471,532.79 : x
  2. Step 2: Convert to fraction form
    56,369,032.71/84,532,809.63 = 19,471,532.79/x
  3. Step 3: Cross multiply
    56,369,032.71x = 84,532,809.63 × 19,471,532.79
  4. Step 4: Simplify right side
    56,369,032.71x = 1,645,983,374,541,372.50
  5. Step 5: Solve for x
    x = 1,645,983,374,541,372.50/56,369,032.71
  6. Step 6: Final answer
    x = 29,200,135.17

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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.