Home / 25,765,622.36-38,648,444.88-12,108,746.96

Finding the Fourth Proportional to 25,765,622.36, 38,648,444.88 and 12,108,746.96

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Solution

The fourth proportional to 25,765,622.36, 38,648,444.88 and 12,108,746.96 is: 18,163,125.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,765,622.36 : 38,648,444.88 = 12,108,746.96 : x
  2. Step 2: Convert to fraction form
    25,765,622.36/38,648,444.88 = 12,108,746.96/x
  3. Step 3: Cross multiply
    25,765,622.36x = 38,648,444.88 × 12,108,746.96
  4. Step 4: Simplify right side
    25,765,622.36x = 467,984,239,449,427.62
  5. Step 5: Solve for x
    x = 467,984,239,449,427.62/25,765,622.36
  6. Step 6: Final answer
    x = 18,163,125.77

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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.