Home / 21,730,891.20-32,596,336.80-16,692,043.20

Finding the Fourth Proportional to 21,730,891.20, 32,596,336.80 and 16,692,043.20

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Solution

The fourth proportional to 21,730,891.20, 32,596,336.80 and 16,692,043.20 is: 25,038,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730,891.20 : 32,596,336.80 = 16,692,043.20 : x
  2. Step 2: Convert to fraction form
    21,730,891.20/32,596,336.80 = 16,692,043.20/x
  3. Step 3: Cross multiply
    21,730,891.20x = 32,596,336.80 × 16,692,043.20
  4. Step 4: Simplify right side
    21,730,891.20x = 544,099,462,027,349.75
  5. Step 5: Solve for x
    x = 544,099,462,027,349.75/21,730,891.20
  6. Step 6: Final answer
    x = 25,038,064.80

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1.5x scale

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.