Home / 31,831,681.20-47,747,521.80-31,831,681.20

Finding the Fourth Proportional to 31,831,681.20, 47,747,521.80 and 31,831,681.20

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Solution

The fourth proportional to 31,831,681.20, 47,747,521.80 and 31,831,681.20 is: 47,747,521.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,831,681.20 : 47,747,521.80 = 31,831,681.20 : x
  2. Step 2: Convert to fraction form
    31,831,681.20/47,747,521.80 = 31,831,681.20/x
  3. Step 3: Cross multiply
    31,831,681.20x = 47,747,521.80 × 31,831,681.20
  4. Step 4: Simplify right side
    31,831,681.20x = 1,519,883,892,027,650
  5. Step 5: Solve for x
    x = 1,519,883,892,027,650/31,831,681.20
  6. Step 6: Final answer
    x = 47,747,521.80

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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.