Home / 42,308,947.60-63,463,421.40-10,396,243.60

Finding the Fourth Proportional to 42,308,947.60, 63,463,421.40 and 10,396,243.60

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Solution

The fourth proportional to 42,308,947.60, 63,463,421.40 and 10,396,243.60 is: 15,594,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,308,947.60 : 63,463,421.40 = 10,396,243.60 : x
  2. Step 2: Convert to fraction form
    42,308,947.60/63,463,421.40 = 10,396,243.60/x
  3. Step 3: Cross multiply
    42,308,947.60x = 63,463,421.40 × 10,396,243.60
  4. Step 4: Simplify right side
    42,308,947.60x = 659,781,188,563,853
  5. Step 5: Solve for x
    x = 659,781,188,563,853/42,308,947.60
  6. Step 6: Final answer
    x = 15,594,365.40

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Double scale
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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.