Home / 65,664,467.60-98,496,701.40-38,454,688.40

Finding the Fourth Proportional to 65,664,467.60, 98,496,701.40 and 38,454,688.40

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Solution

The fourth proportional to 65,664,467.60, 98,496,701.40 and 38,454,688.40 is: 57,682,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,467.60 : 98,496,701.40 = 38,454,688.40 : x
  2. Step 2: Convert to fraction form
    65,664,467.60/98,496,701.40 = 38,454,688.40/x
  3. Step 3: Cross multiply
    65,664,467.60x = 98,496,701.40 × 38,454,688.40
  4. Step 4: Simplify right side
    65,664,467.60x = 3,787,659,960,764,844
  5. Step 5: Solve for x
    x = 3,787,659,960,764,844/65,664,467.60
  6. Step 6: Final answer
    x = 57,682,032.60

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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.