Home / 14,731,247.21-20,325,535.74-9,701,477.53

Finding the Fourth Proportional to 14,731,247.21, 20,325,535.74 and 9,701,477.53

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Solution

The fourth proportional to 14,731,247.21, 20,325,535.74 and 9,701,477.53 is: 13,385,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731,247.21 : 20,325,535.74 = 9,701,477.53 : x
  2. Step 2: Convert to fraction form
    14,731,247.21/20,325,535.74 = 9,701,477.53/x
  3. Step 3: Cross multiply
    14,731,247.21x = 20,325,535.74 × 9,701,477.53
  4. Step 4: Simplify right side
    14,731,247.21x = 197,187,728,216,008.06
  5. Step 5: Solve for x
    x = 197,187,728,216,008.06/14,731,247.21
  6. Step 6: Final answer
    x = 13,385,677.77

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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.