Home / 37,507,209.40-56,218,823.70-21,340,905.40

Finding the Fourth Proportional to 37,507,209.40, 56,218,823.70 and 21,340,905.40

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Solution

The fourth proportional to 37,507,209.40, 56,218,823.70 and 21,340,905.40 is: 31,987,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,507,209.40 : 56,218,823.70 = 21,340,905.40 : x
  2. Step 2: Convert to fraction form
    37,507,209.40/56,218,823.70 = 21,340,905.40/x
  3. Step 3: Cross multiply
    37,507,209.40x = 56,218,823.70 × 21,340,905.40
  4. Step 4: Simplify right side
    37,507,209.40x = 1,199,760,598,280,978
  5. Step 5: Solve for x
    x = 1,199,760,598,280,978/37,507,209.40
  6. Step 6: Final answer
    x = 31,987,466.34

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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.