Home / 40,830,086.40-61,245,129.60-25,713,542.40

Finding the Fourth Proportional to 40,830,086.40, 61,245,129.60 and 25,713,542.40

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Solution

The fourth proportional to 40,830,086.40, 61,245,129.60 and 25,713,542.40 is: 38,570,313.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,830,086.40 : 61,245,129.60 = 25,713,542.40 : x
  2. Step 2: Convert to fraction form
    40,830,086.40/61,245,129.60 = 25,713,542.40/x
  3. Step 3: Cross multiply
    40,830,086.40x = 61,245,129.60 × 25,713,542.40
  4. Step 4: Simplify right side
    40,830,086.40x = 1,574,829,236,763,095
  5. Step 5: Solve for x
    x = 1,574,829,236,763,095/40,830,086.40
  6. Step 6: Final answer
    x = 38,570,313.60

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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.