Home / 42,582,938.40-63,790,426.80-25,492,845.60

Finding the Fourth Proportional to 42,582,938.40, 63,790,426.80 and 25,492,845.60

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Solution

The fourth proportional to 42,582,938.40, 63,790,426.80 and 25,492,845.60 is: 38,188,992.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,582,938.40 : 63,790,426.80 = 25,492,845.60 : x
  2. Step 2: Convert to fraction form
    42,582,938.40/63,790,426.80 = 25,492,845.60/x
  3. Step 3: Cross multiply
    42,582,938.40x = 63,790,426.80 × 25,492,845.60
  4. Step 4: Simplify right side
    42,582,938.40x = 1,626,199,501,170,502
  5. Step 5: Solve for x
    x = 1,626,199,501,170,502/42,582,938.40
  6. Step 6: Final answer
    x = 38,188,992.17

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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.