Home / 21,875,251.90-32,819,887.62-15,316,792.51

Finding the Fourth Proportional to 21,875,251.90, 32,819,887.62 and 15,316,792.51

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Solution

The fourth proportional to 21,875,251.90, 32,819,887.62 and 15,316,792.51 is: 22,980,096.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,875,251.90 : 32,819,887.62 = 15,316,792.51 : x
  2. Step 2: Convert to fraction form
    21,875,251.90/32,819,887.62 = 15,316,792.51/x
  3. Step 3: Cross multiply
    21,875,251.90x = 32,819,887.62 × 15,316,792.51
  4. Step 4: Simplify right side
    21,875,251.90x = 502,695,408,877,057.75
  5. Step 5: Solve for x
    x = 502,695,408,877,057.75/21,875,251.90
  6. Step 6: Final answer
    x = 22,980,096.92

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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.