Home / 10,705,811.40-16,058,717.10-9,843,193.80

Finding the Fourth Proportional to 10,705,811.40, 16,058,717.10 and 9,843,193.80

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Solution

The fourth proportional to 10,705,811.40, 16,058,717.10 and 9,843,193.80 is: 14,764,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,705,811.40 : 16,058,717.10 = 9,843,193.80 : x
  2. Step 2: Convert to fraction form
    10,705,811.40/16,058,717.10 = 9,843,193.80/x
  3. Step 3: Cross multiply
    10,705,811.40x = 16,058,717.10 × 9,843,193.80
  4. Step 4: Simplify right side
    10,705,811.40x = 158,069,064,594,674
  5. Step 5: Solve for x
    x = 158,069,064,594,674/10,705,811.40
  6. Step 6: Final answer
    x = 14,764,790.70

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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.