Home / 21,350,434.60-32,019,431.10-7,701,999.40

Finding the Fourth Proportional to 21,350,434.60, 32,019,431.10 and 7,701,999.40

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Solution

The fourth proportional to 21,350,434.60, 32,019,431.10 and 7,701,999.40 is: 11,550,755.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,350,434.60 : 32,019,431.10 = 7,701,999.40 : x
  2. Step 2: Convert to fraction form
    21,350,434.60/32,019,431.10 = 7,701,999.40/x
  3. Step 3: Cross multiply
    21,350,434.60x = 32,019,431.10 × 7,701,999.40
  4. Step 4: Simplify right side
    21,350,434.60x = 246,613,639,120,541.38
  5. Step 5: Solve for x
    x = 246,613,639,120,541.38/21,350,434.60
  6. Step 6: Final answer
    x = 11,550,755.00

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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.