Home / 26,159,168.16-39,142,784.32-21,830,532.89

Finding the Fourth Proportional to 26,159,168.16, 39,142,784.32 and 21,830,532.89

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Solution

The fourth proportional to 26,159,168.16, 39,142,784.32 and 21,830,532.89 is: 32,665,711.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,159,168.16 : 39,142,784.32 = 21,830,532.89 : x
  2. Step 2: Convert to fraction form
    26,159,168.16/39,142,784.32 = 21,830,532.89/x
  3. Step 3: Cross multiply
    26,159,168.16x = 39,142,784.32 × 21,830,532.89
  4. Step 4: Simplify right side
    26,159,168.16x = 854,507,840,253,646.12
  5. Step 5: Solve for x
    x = 854,507,840,253,646.12/26,159,168.16
  6. Step 6: Final answer
    x = 32,665,711.50

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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.