Home / 21,985,327.80-32,977,991.70-16,316,623.80

Finding the Fourth Proportional to 21,985,327.80, 32,977,991.70 and 16,316,623.80

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Solution

The fourth proportional to 21,985,327.80, 32,977,991.70 and 16,316,623.80 is: 24,474,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,985,327.80 : 32,977,991.70 = 16,316,623.80 : x
  2. Step 2: Convert to fraction form
    21,985,327.80/32,977,991.70 = 16,316,623.80/x
  3. Step 3: Cross multiply
    21,985,327.80x = 32,977,991.70 × 16,316,623.80
  4. Step 4: Simplify right side
    21,985,327.80x = 538,089,484,248,422.50
  5. Step 5: Solve for x
    x = 538,089,484,248,422.50/21,985,327.80
  6. Step 6: Final answer
    x = 24,474,935.70

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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.