Home / 20,048,423.98-27,666,851.79-10,881,066.73

Finding the Fourth Proportional to 20,048,423.98, 27,666,851.79 and 10,881,066.73

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Solution

The fourth proportional to 20,048,423.98, 27,666,851.79 and 10,881,066.73 is: 15,015,886.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,048,423.98 : 27,666,851.79 = 10,881,066.73 : x
  2. Step 2: Convert to fraction form
    20,048,423.98/27,666,851.79 = 10,881,066.73/x
  3. Step 3: Cross multiply
    20,048,423.98x = 27,666,851.79 × 10,881,066.73
  4. Step 4: Simplify right side
    20,048,423.98x = 301,044,860,536,009.94
  5. Step 5: Solve for x
    x = 301,044,860,536,009.94/20,048,423.98
  6. Step 6: Final answer
    x = 15,015,886.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.