Home / 19,365,042.60-29,047,563.90-9,287,346.60

Finding the Fourth Proportional to 19,365,042.60, 29,047,563.90 and 9,287,346.60

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Solution

The fourth proportional to 19,365,042.60, 29,047,563.90 and 9,287,346.60 is: 13,931,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,365,042.60 : 29,047,563.90 = 9,287,346.60 : x
  2. Step 2: Convert to fraction form
    19,365,042.60/29,047,563.90 = 9,287,346.60/x
  3. Step 3: Cross multiply
    19,365,042.60x = 29,047,563.90 × 9,287,346.60
  4. Step 4: Simplify right side
    19,365,042.60x = 269,774,793,824,947.72
  5. Step 5: Solve for x
    x = 269,774,793,824,947.72/19,365,042.60
  6. Step 6: Final answer
    x = 13,931,019.90

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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.