Home / 14,496,368.16-20,003,958-7,969,828.80

Finding the Fourth Proportional to 14,496,368.16, 20,003,958 and 7,969,828.80

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Solution

The fourth proportional to 14,496,368.16, 20,003,958 and 7,969,828.80 is: 10,997,797.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,496,368.16 : 20,003,958 = 7,969,828.80 : x
  2. Step 2: Convert to fraction form
    14,496,368.16/20,003,958 = 7,969,828.80/x
  3. Step 3: Cross multiply
    14,496,368.16x = 20,003,958 × 7,969,828.80
  4. Step 4: Simplify right side
    14,496,368.16x = 159,428,120,582,390.41
  5. Step 5: Solve for x
    x = 159,428,120,582,390.41/14,496,368.16
  6. Step 6: Final answer
    x = 10,997,797.44

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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.