Home / 28,249,957.32-42,364,180.26-16,738,672.92

Finding the Fourth Proportional to 28,249,957.32, 42,364,180.26 and 16,738,672.92

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Solution

The fourth proportional to 28,249,957.32, 42,364,180.26 and 16,738,672.92 is: 25,101,636.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,249,957.32 : 42,364,180.26 = 16,738,672.92 : x
  2. Step 2: Convert to fraction form
    28,249,957.32/42,364,180.26 = 16,738,672.92/x
  3. Step 3: Cross multiply
    28,249,957.32x = 42,364,180.26 × 16,738,672.92
  4. Step 4: Simplify right side
    28,249,957.32x = 709,120,156,896,060.50
  5. Step 5: Solve for x
    x = 709,120,156,896,060.50/28,249,957.32
  6. Step 6: Final answer
    x = 25,101,636.40

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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.