Home / 70,784,693.48-106,068,878.42-47,670,159.26

Finding the Fourth Proportional to 70,784,693.48, 106,068,878.42 and 47,670,159.26

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Solution

The fourth proportional to 70,784,693.48, 106,068,878.42 and 47,670,159.26 is: 71,432,397.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,784,693.48 : 106,068,878.42 = 47,670,159.26 : x
  2. Step 2: Convert to fraction form
    70,784,693.48/106,068,878.42 = 47,670,159.26/x
  3. Step 3: Cross multiply
    70,784,693.48x = 106,068,878.42 × 47,670,159.26
  4. Step 4: Simplify right side
    70,784,693.48x = 5,056,320,326,810,977
  5. Step 5: Solve for x
    x = 5,056,320,326,810,977/70,784,693.48
  6. Step 6: Final answer
    x = 71,432,397.01

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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.