Home / 28,599,878.46-39,468,649.23-17,437,015.74

Finding the Fourth Proportional to 28,599,878.46, 39,468,649.23 and 17,437,015.74

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Solution

The fourth proportional to 28,599,878.46, 39,468,649.23 and 17,437,015.74 is: 24,063,579.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,599,878.46 : 39,468,649.23 = 17,437,015.74 : x
  2. Step 2: Convert to fraction form
    28,599,878.46/39,468,649.23 = 17,437,015.74/x
  3. Step 3: Cross multiply
    28,599,878.46x = 39,468,649.23 × 17,437,015.74
  4. Step 4: Simplify right side
    28,599,878.46x = 688,215,457,860,048.75
  5. Step 5: Solve for x
    x = 688,215,457,860,048.75/28,599,878.46
  6. Step 6: Final answer
    x = 24,063,579.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.