Home / 22,338,090.34-30,827,881.40-16,821,732.76

Finding the Fourth Proportional to 22,338,090.34, 30,827,881.40 and 16,821,732.76

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Solution

The fourth proportional to 22,338,090.34, 30,827,881.40 and 16,821,732.76 is: 23,214,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,338,090.34 : 30,827,881.40 = 16,821,732.76 : x
  2. Step 2: Convert to fraction form
    22,338,090.34/30,827,881.40 = 16,821,732.76/x
  3. Step 3: Cross multiply
    22,338,090.34x = 30,827,881.40 × 16,821,732.76
  4. Step 4: Simplify right side
    22,338,090.34x = 518,578,382,467,774.69
  5. Step 5: Solve for x
    x = 518,578,382,467,774.69/22,338,090.34
  6. Step 6: Final answer
    x = 23,214,982.77

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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.