Home / 30,054,754.30-45,084,001.56-10,885,677.43

Finding the Fourth Proportional to 30,054,754.30, 45,084,001.56 and 10,885,677.43

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Solution

The fourth proportional to 30,054,754.30, 45,084,001.56 and 10,885,677.43 is: 16,329,193.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,054,754.30 : 45,084,001.56 = 10,885,677.43 : x
  2. Step 2: Convert to fraction form
    30,054,754.30/45,084,001.56 = 10,885,677.43/x
  3. Step 3: Cross multiply
    30,054,754.30x = 45,084,001.56 × 10,885,677.43
  4. Step 4: Simplify right side
    30,054,754.30x = 490,769,898,228,009.94
  5. Step 5: Solve for x
    x = 490,769,898,228,009.94/30,054,754.30
  6. Step 6: Final answer
    x = 16,329,193.49

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1.5x scale

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.