Home / 21,387,923.10-32,073,981.93-9,259,160.22

Finding the Fourth Proportional to 21,387,923.10, 32,073,981.93 and 9,259,160.22

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Solution

The fourth proportional to 21,387,923.10, 32,073,981.93 and 9,259,160.22 is: 13,885,319.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387,923.10 : 32,073,981.93 = 9,259,160.22 : x
  2. Step 2: Convert to fraction form
    21,387,923.10/32,073,981.93 = 9,259,160.22/x
  3. Step 3: Cross multiply
    21,387,923.10x = 32,073,981.93 × 9,259,160.22
  4. Step 4: Simplify right side
    21,387,923.10x = 296,978,137,583,254.81
  5. Step 5: Solve for x
    x = 296,978,137,583,254.81/21,387,923.10
  6. Step 6: Final answer
    x = 13,885,319.12

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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.