Home / 20,614,219.65-30,925,130.76-6,781,957.23

Finding the Fourth Proportional to 20,614,219.65, 30,925,130.76 and 6,781,957.23

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Solution

The fourth proportional to 20,614,219.65, 30,925,130.76 and 6,781,957.23 is: 10,174,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,614,219.65 : 30,925,130.76 = 6,781,957.23 : x
  2. Step 2: Convert to fraction form
    20,614,219.65/30,925,130.76 = 6,781,957.23/x
  3. Step 3: Cross multiply
    20,614,219.65x = 30,925,130.76 × 6,781,957.23
  4. Step 4: Simplify right side
    20,614,219.65x = 209,732,914,146,477.41
  5. Step 5: Solve for x
    x = 209,732,914,146,477.41/20,614,219.65
  6. Step 6: Final answer
    x = 10,174,186.45

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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.