Home / 13,911,188.40-20,862,794.97-4,688,156.61

Finding the Fourth Proportional to 13,911,188.40, 20,862,794.97 and 4,688,156.61

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Solution

The fourth proportional to 13,911,188.40, 20,862,794.97 and 4,688,156.61 is: 7,030,891.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,911,188.40 : 20,862,794.97 = 4,688,156.61 : x
  2. Step 2: Convert to fraction form
    13,911,188.40/20,862,794.97 = 4,688,156.61/x
  3. Step 3: Cross multiply
    13,911,188.40x = 20,862,794.97 × 4,688,156.61
  4. Step 4: Simplify right side
    13,911,188.40x = 97,808,050,141,680.25
  5. Step 5: Solve for x
    x = 97,808,050,141,680.25/13,911,188.40
  6. Step 6: Final answer
    x = 7,030,891.06

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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.