Home / 14,314,134.80-21,457,205.40-12,802,480.40

Finding the Fourth Proportional to 14,314,134.80, 21,457,205.40 and 12,802,480.40

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Solution

The fourth proportional to 14,314,134.80, 21,457,205.40 and 12,802,480.40 is: 19,191,201.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314,134.80 : 21,457,205.40 = 12,802,480.40 : x
  2. Step 2: Convert to fraction form
    14,314,134.80/21,457,205.40 = 12,802,480.40/x
  3. Step 3: Cross multiply
    14,314,134.80x = 21,457,205.40 × 12,802,480.40
  4. Step 4: Simplify right side
    14,314,134.80x = 274,705,451,572,274.16
  5. Step 5: Solve for x
    x = 274,705,451,572,274.16/14,314,134.80
  6. Step 6: Final answer
    x = 19,191,201.94

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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.