Home / 18,296,656.78-25,249,425.42-10,036,787

Finding the Fourth Proportional to 18,296,656.78, 25,249,425.42 and 10,036,787

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Solution

The fourth proportional to 18,296,656.78, 25,249,425.42 and 10,036,787 is: 13,850,787.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296,656.78 : 25,249,425.42 = 10,036,787 : x
  2. Step 2: Convert to fraction form
    18,296,656.78/25,249,425.42 = 10,036,787/x
  3. Step 3: Cross multiply
    18,296,656.78x = 25,249,425.42 × 10,036,787
  4. Step 4: Simplify right side
    18,296,656.78x = 253,423,104,812,925.56
  5. Step 5: Solve for x
    x = 253,423,104,812,925.56/18,296,656.78
  6. Step 6: Final answer
    x = 13,850,787.49

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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.