Home / 40,284,015.40-60,426,023.10-9,991,878.40

Finding the Fourth Proportional to 40,284,015.40, 60,426,023.10 and 9,991,878.40

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Solution

The fourth proportional to 40,284,015.40, 60,426,023.10 and 9,991,878.40 is: 14,987,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,284,015.40 : 60,426,023.10 = 9,991,878.40 : x
  2. Step 2: Convert to fraction form
    40,284,015.40/60,426,023.10 = 9,991,878.40/x
  3. Step 3: Cross multiply
    40,284,015.40x = 60,426,023.10 × 9,991,878.40
  4. Step 4: Simplify right side
    40,284,015.40x = 603,769,475,010,791.12
  5. Step 5: Solve for x
    x = 603,769,475,010,791.12/40,284,015.40
  6. Step 6: Final answer
    x = 14,987,817.60

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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.