Home / 14,534,935.20-21,802,402.80-13,440,074.40

Finding the Fourth Proportional to 14,534,935.20, 21,802,402.80 and 13,440,074.40

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Solution

The fourth proportional to 14,534,935.20, 21,802,402.80 and 13,440,074.40 is: 20,160,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534,935.20 : 21,802,402.80 = 13,440,074.40 : x
  2. Step 2: Convert to fraction form
    14,534,935.20/21,802,402.80 = 13,440,074.40/x
  3. Step 3: Cross multiply
    14,534,935.20x = 21,802,402.80 × 13,440,074.40
  4. Step 4: Simplify right side
    14,534,935.20x = 293,025,915,730,768.31
  5. Step 5: Solve for x
    x = 293,025,915,730,768.31/14,534,935.20
  6. Step 6: Final answer
    x = 20,160,111.60

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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.