Home / 31,750,285.96-47,610,022.74-18,623,289.88

Finding the Fourth Proportional to 31,750,285.96, 47,610,022.74 and 18,623,289.88

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Solution

The fourth proportional to 31,750,285.96, 47,610,022.74 and 18,623,289.88 is: 27,925,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750,285.96 : 47,610,022.74 = 18,623,289.88 : x
  2. Step 2: Convert to fraction form
    31,750,285.96/47,610,022.74 = 18,623,289.88/x
  3. Step 3: Cross multiply
    31,750,285.96x = 47,610,022.74 × 18,623,289.88
  4. Step 4: Simplify right side
    31,750,285.96x = 886,655,254,680,411.88
  5. Step 5: Solve for x
    x = 886,655,254,680,411.88/31,750,285.96
  6. Step 6: Final answer
    x = 27,925,898.24

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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.