Home / 6,909,424.32-10,363,763.02-2,117,127.77

Finding the Fourth Proportional to 6,909,424.32, 10,363,763.02 and 2,117,127.77

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Solution

The fourth proportional to 6,909,424.32, 10,363,763.02 and 2,117,127.77 is: 3,175,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,424.32 : 10,363,763.02 = 2,117,127.77 : x
  2. Step 2: Convert to fraction form
    6,909,424.32/10,363,763.02 = 2,117,127.77/x
  3. Step 3: Cross multiply
    6,909,424.32x = 10,363,763.02 × 2,117,127.77
  4. Step 4: Simplify right side
    6,909,424.32x = 21,941,410,491,341.07
  5. Step 5: Solve for x
    x = 21,941,410,491,341.07/6,909,424.32
  6. Step 6: Final answer
    x = 3,175,577.22

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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.