Home / 10,651,323.90-15,976,985.85-8,950,712.70

Finding the Fourth Proportional to 10,651,323.90, 15,976,985.85 and 8,950,712.70

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Solution

The fourth proportional to 10,651,323.90, 15,976,985.85 and 8,950,712.70 is: 13,426,069.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,323.90 : 15,976,985.85 = 8,950,712.70 : x
  2. Step 2: Convert to fraction form
    10,651,323.90/15,976,985.85 = 8,950,712.70/x
  3. Step 3: Cross multiply
    10,651,323.90x = 15,976,985.85 × 8,950,712.70
  4. Step 4: Simplify right side
    10,651,323.90x = 143,005,410,155,315.28
  5. Step 5: Solve for x
    x = 143,005,410,155,315.28/10,651,323.90
  6. Step 6: Final answer
    x = 13,426,069.05

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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.