Home / 11,611,969.84-16,025,065.32-6,455,417.56

Finding the Fourth Proportional to 11,611,969.84, 16,025,065.32 and 6,455,417.56

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Solution

The fourth proportional to 11,611,969.84, 16,025,065.32 and 6,455,417.56 is: 8,908,780.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611,969.84 : 16,025,065.32 = 6,455,417.56 : x
  2. Step 2: Convert to fraction form
    11,611,969.84/16,025,065.32 = 6,455,417.56/x
  3. Step 3: Cross multiply
    11,611,969.84x = 16,025,065.32 × 6,455,417.56
  4. Step 4: Simplify right side
    11,611,969.84x = 103,448,488,066,875.02
  5. Step 5: Solve for x
    x = 103,448,488,066,875.02/11,611,969.84
  6. Step 6: Final answer
    x = 8,908,780.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.