Home / 64,513,436.40-96,770,154.60-19,071,183.60

Finding the Fourth Proportional to 64,513,436.40, 96,770,154.60 and 19,071,183.60

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Solution

The fourth proportional to 64,513,436.40, 96,770,154.60 and 19,071,183.60 is: 28,606,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,513,436.40 : 96,770,154.60 = 19,071,183.60 : x
  2. Step 2: Convert to fraction form
    64,513,436.40/96,770,154.60 = 19,071,183.60/x
  3. Step 3: Cross multiply
    64,513,436.40x = 96,770,154.60 × 19,071,183.60
  4. Step 4: Simplify right side
    64,513,436.40x = 1,845,521,385,376,984.50
  5. Step 5: Solve for x
    x = 1,845,521,385,376,984.50/64,513,436.40
  6. Step 6: Final answer
    x = 28,606,775.40

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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.