Home / 20,903,502.51-31,355,242.20-6,527,802.33

Finding the Fourth Proportional to 20,903,502.51, 31,355,242.20 and 6,527,802.33

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Solution

The fourth proportional to 20,903,502.51, 31,355,242.20 and 6,527,802.33 is: 9,791,699.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,903,502.51 : 31,355,242.20 = 6,527,802.33 : x
  2. Step 2: Convert to fraction form
    20,903,502.51/31,355,242.20 = 6,527,802.33/x
  3. Step 3: Cross multiply
    20,903,502.51x = 31,355,242.20 × 6,527,802.33
  4. Step 4: Simplify right side
    20,903,502.51x = 204,680,823,090,874.31
  5. Step 5: Solve for x
    x = 204,680,823,090,874.31/20,903,502.51
  6. Step 6: Final answer
    x = 9,791,699.88

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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.