Home / 10,749,646.50-14,834,512.38-5,920,750.50

Finding the Fourth Proportional to 10,749,646.50, 14,834,512.38 and 5,920,750.50

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Solution

The fourth proportional to 10,749,646.50, 14,834,512.38 and 5,920,750.50 is: 8,170,635.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749,646.50 : 14,834,512.38 = 5,920,750.50 : x
  2. Step 2: Convert to fraction form
    10,749,646.50/14,834,512.38 = 5,920,750.50/x
  3. Step 3: Cross multiply
    10,749,646.50x = 14,834,512.38 × 5,920,750.50
  4. Step 4: Simplify right side
    10,749,646.50x = 87,831,446,591,141.19
  5. Step 5: Solve for x
    x = 87,831,446,591,141.19/10,749,646.50
  6. Step 6: Final answer
    x = 8,170,635.81

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1.5x scale

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.