Home / 16,543,485.90-24,815,228.85-12,717,110.70

Finding the Fourth Proportional to 16,543,485.90, 24,815,228.85 and 12,717,110.70

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Solution

The fourth proportional to 16,543,485.90, 24,815,228.85 and 12,717,110.70 is: 19,075,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,543,485.90 : 24,815,228.85 = 12,717,110.70 : x
  2. Step 2: Convert to fraction form
    16,543,485.90/24,815,228.85 = 12,717,110.70/x
  3. Step 3: Cross multiply
    16,543,485.90x = 24,815,228.85 × 12,717,110.70
  4. Step 4: Simplify right side
    16,543,485.90x = 315,578,012,331,283.69
  5. Step 5: Solve for x
    x = 315,578,012,331,283.69/16,543,485.90
  6. Step 6: Final answer
    x = 19,075,666.05

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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.