Home / 21,865,133.89-32,794,334.47-7,292,307.25

Finding the Fourth Proportional to 21,865,133.89, 32,794,334.47 and 7,292,307.25

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Solution

The fourth proportional to 21,865,133.89, 32,794,334.47 and 7,292,307.25 is: 10,937,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,865,133.89 : 32,794,334.47 = 7,292,307.25 : x
  2. Step 2: Convert to fraction form
    21,865,133.89/32,794,334.47 = 7,292,307.25/x
  3. Step 3: Cross multiply
    21,865,133.89x = 32,794,334.47 × 7,292,307.25
  4. Step 4: Simplify right side
    21,865,133.89x = 239,146,363,014,505.91
  5. Step 5: Solve for x
    x = 239,146,363,014,505.91/21,865,133.89
  6. Step 6: Final answer
    x = 10,937,338.15

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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.