Home / 47,503,535.72-65,535,392.40-28,903,765.46

Finding the Fourth Proportional to 47,503,535.72, 65,535,392.40 and 28,903,765.46

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Solution

The fourth proportional to 47,503,535.72, 65,535,392.40 and 28,903,765.46 is: 39,875,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,503,535.72 : 65,535,392.40 = 28,903,765.46 : x
  2. Step 2: Convert to fraction form
    47,503,535.72/65,535,392.40 = 28,903,765.46/x
  3. Step 3: Cross multiply
    47,503,535.72x = 65,535,392.40 × 28,903,765.46
  4. Step 4: Simplify right side
    47,503,535.72x = 1,894,219,611,258,666.50
  5. Step 5: Solve for x
    x = 1,894,219,611,258,666.50/47,503,535.72
  6. Step 6: Final answer
    x = 39,875,339.44

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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.