Home / 28,774,037.84-39,708,214.88-16,384,141.35

Finding the Fourth Proportional to 28,774,037.84, 39,708,214.88 and 16,384,141.35

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Solution

The fourth proportional to 28,774,037.84, 39,708,214.88 and 16,384,141.35 is: 22,610,139.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,774,037.84 : 39,708,214.88 = 16,384,141.35 : x
  2. Step 2: Convert to fraction form
    28,774,037.84/39,708,214.88 = 16,384,141.35/x
  3. Step 3: Cross multiply
    28,774,037.84x = 39,708,214.88 × 16,384,141.35
  4. Step 4: Simplify right side
    28,774,037.84x = 650,585,005,268,172.62
  5. Step 5: Solve for x
    x = 650,585,005,268,172.62/28,774,037.84
  6. Step 6: Final answer
    x = 22,610,139.36

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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.