Home / 21,066,540.60-31,599,810.90-14,683,999.80

Finding the Fourth Proportional to 21,066,540.60, 31,599,810.90 and 14,683,999.80

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Solution

The fourth proportional to 21,066,540.60, 31,599,810.90 and 14,683,999.80 is: 22,025,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,066,540.60 : 31,599,810.90 = 14,683,999.80 : x
  2. Step 2: Convert to fraction form
    21,066,540.60/31,599,810.90 = 14,683,999.80/x
  3. Step 3: Cross multiply
    21,066,540.60x = 31,599,810.90 × 14,683,999.80
  4. Step 4: Simplify right side
    21,066,540.60x = 464,011,616,935,637.81
  5. Step 5: Solve for x
    x = 464,011,616,935,637.81/21,066,540.60
  6. Step 6: Final answer
    x = 22,025,999.70

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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.