Home / 67,827,639.28-93,600,137.64-38,461,653.04

Finding the Fourth Proportional to 67,827,639.28, 93,600,137.64 and 38,461,653.04

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Solution

The fourth proportional to 67,827,639.28, 93,600,137.64 and 38,461,653.04 is: 53,075,944.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,827,639.28 : 93,600,137.64 = 38,461,653.04 : x
  2. Step 2: Convert to fraction form
    67,827,639.28/93,600,137.64 = 38,461,653.04/x
  3. Step 3: Cross multiply
    67,827,639.28x = 93,600,137.64 × 38,461,653.04
  4. Step 4: Simplify right side
    67,827,639.28x = 3,600,016,018,405,924.50
  5. Step 5: Solve for x
    x = 3,600,016,018,405,924.50/67,827,639.28
  6. Step 6: Final answer
    x = 53,075,944.51

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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.