Home / 15,765,336.84-23,636,650.60-9,687,509.40

Finding the Fourth Proportional to 15,765,336.84, 23,636,650.60 and 9,687,509.40

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Solution

The fourth proportional to 15,765,336.84, 23,636,650.60 and 9,687,509.40 is: 14,524,286.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,765,336.84 : 23,636,650.60 = 9,687,509.40 : x
  2. Step 2: Convert to fraction form
    15,765,336.84/23,636,650.60 = 9,687,509.40/x
  3. Step 3: Cross multiply
    15,765,336.84x = 23,636,650.60 × 9,687,509.40
  4. Step 4: Simplify right side
    15,765,336.84x = 228,980,274,872,015.66
  5. Step 5: Solve for x
    x = 228,980,274,872,015.66/15,765,336.84
  6. Step 6: Final answer
    x = 14,524,286.87

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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.