Home / 31,507,532.20-47,261,298.30-26,636,645.80

Finding the Fourth Proportional to 31,507,532.20, 47,261,298.30 and 26,636,645.80

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Solution

The fourth proportional to 31,507,532.20, 47,261,298.30 and 26,636,645.80 is: 39,954,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,507,532.20 : 47,261,298.30 = 26,636,645.80 : x
  2. Step 2: Convert to fraction form
    31,507,532.20/47,261,298.30 = 26,636,645.80/x
  3. Step 3: Cross multiply
    31,507,532.20x = 47,261,298.30 × 26,636,645.80
  4. Step 4: Simplify right side
    31,507,532.20x = 1,258,882,462,865,242
  5. Step 5: Solve for x
    x = 1,258,882,462,865,242/31,507,532.20
  6. Step 6: Final answer
    x = 39,954,968.70

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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.