Home / 28,118,435.60-42,079,675.80-16,767,030.80

Finding the Fourth Proportional to 28,118,435.60, 42,079,675.80 and 16,767,030.80

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Solution

The fourth proportional to 28,118,435.60, 42,079,675.80 and 16,767,030.80 is: 25,092,122.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,118,435.60 : 42,079,675.80 = 16,767,030.80 : x
  2. Step 2: Convert to fraction form
    28,118,435.60/42,079,675.80 = 16,767,030.80/x
  3. Step 3: Cross multiply
    28,118,435.60x = 42,079,675.80 × 16,767,030.80
  4. Step 4: Simplify right side
    28,118,435.60x = 705,551,220,192,614.62
  5. Step 5: Solve for x
    x = 705,551,220,192,614.62/28,118,435.60
  6. Step 6: Final answer
    x = 25,092,122.13

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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.