Home / 31,705,098.40-47,572,393.20-16,576,112.80

Finding the Fourth Proportional to 31,705,098.40, 47,572,393.20 and 16,576,112.80

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Solution

The fourth proportional to 31,705,098.40, 47,572,393.20 and 16,576,112.80 is: 24,871,878.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,705,098.40 : 47,572,393.20 = 16,576,112.80 : x
  2. Step 2: Convert to fraction form
    31,705,098.40/47,572,393.20 = 16,576,112.80/x
  3. Step 3: Cross multiply
    31,705,098.40x = 47,572,393.20 × 16,576,112.80
  4. Step 4: Simplify right side
    31,705,098.40x = 788,565,355,849,153
  5. Step 5: Solve for x
    x = 788,565,355,849,153/31,705,098.40
  6. Step 6: Final answer
    x = 24,871,878.52

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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.