Home / 74,301,104.40-111,451,656.60-19,713,584.40

Finding the Fourth Proportional to 74,301,104.40, 111,451,656.60 and 19,713,584.40

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Solution

The fourth proportional to 74,301,104.40, 111,451,656.60 and 19,713,584.40 is: 29,570,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,301,104.40 : 111,451,656.60 = 19,713,584.40 : x
  2. Step 2: Convert to fraction form
    74,301,104.40/111,451,656.60 = 19,713,584.40/x
  3. Step 3: Cross multiply
    74,301,104.40x = 111,451,656.60 × 19,713,584.40
  4. Step 4: Simplify right side
    74,301,104.40x = 2,197,111,638,903,916.75
  5. Step 5: Solve for x
    x = 2,197,111,638,903,916.75/74,301,104.40
  6. Step 6: Final answer
    x = 29,570,376.60

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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.