Home / 26,880,208.80-40,320,313.20-8,929,312.80

Finding the Fourth Proportional to 26,880,208.80, 40,320,313.20 and 8,929,312.80

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Solution

The fourth proportional to 26,880,208.80, 40,320,313.20 and 8,929,312.80 is: 13,393,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,880,208.80 : 40,320,313.20 = 8,929,312.80 : x
  2. Step 2: Convert to fraction form
    26,880,208.80/40,320,313.20 = 8,929,312.80/x
  3. Step 3: Cross multiply
    26,880,208.80x = 40,320,313.20 × 8,929,312.80
  4. Step 4: Simplify right side
    26,880,208.80x = 360,032,688,756,769
  5. Step 5: Solve for x
    x = 360,032,688,756,769/26,880,208.80
  6. Step 6: Final answer
    x = 13,393,969.20

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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.