Home / 28,030,881.04-38,676,838.43-16,107,390.96

Finding the Fourth Proportional to 28,030,881.04, 38,676,838.43 and 16,107,390.96

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Solution

The fourth proportional to 28,030,881.04, 38,676,838.43 and 16,107,390.96 is: 22,224,879.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,030,881.04 : 38,676,838.43 = 16,107,390.96 : x
  2. Step 2: Convert to fraction form
    28,030,881.04/38,676,838.43 = 16,107,390.96/x
  3. Step 3: Cross multiply
    28,030,881.04x = 38,676,838.43 × 16,107,390.96
  4. Step 4: Simplify right side
    28,030,881.04x = 622,982,957,688,762.62
  5. Step 5: Solve for x
    x = 622,982,957,688,762.62/28,030,881.04
  6. Step 6: Final answer
    x = 22,224,879.65

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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.