Home / 64,513,432.40-96,770,148.60-19,071,179.60

Finding the Fourth Proportional to 64,513,432.40, 96,770,148.60 and 19,071,179.60

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Solution

The fourth proportional to 64,513,432.40, 96,770,148.60 and 19,071,179.60 is: 28,606,769.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,513,432.40 : 96,770,148.60 = 19,071,179.60 : x
  2. Step 2: Convert to fraction form
    64,513,432.40/96,770,148.60 = 19,071,179.60/x
  3. Step 3: Cross multiply
    64,513,432.40x = 96,770,148.60 × 19,071,179.60
  4. Step 4: Simplify right side
    64,513,432.40x = 1,845,520,883,869,288.50
  5. Step 5: Solve for x
    x = 1,845,520,883,869,288.50/64,513,432.40
  6. Step 6: Final answer
    x = 28,606,769.40

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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.