Home / 64,152,078.60-96,228,117.90-18,713,873.10

Finding the Fourth Proportional to 64,152,078.60, 96,228,117.90 and 18,713,873.10

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Solution

The fourth proportional to 64,152,078.60, 96,228,117.90 and 18,713,873.10 is: 28,070,809.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,078.60 : 96,228,117.90 = 18,713,873.10 : x
  2. Step 2: Convert to fraction form
    64,152,078.60/96,228,117.90 = 18,713,873.10/x
  3. Step 3: Cross multiply
    64,152,078.60x = 96,228,117.90 × 18,713,873.10
  4. Step 4: Simplify right side
    64,152,078.60x = 1,800,800,787,032,438.75
  5. Step 5: Solve for x
    x = 1,800,800,787,032,438.75/64,152,078.60
  6. Step 6: Final answer
    x = 28,070,809.65

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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.