Home / 10,249,555.12-15,384,970.58-5,940,025.31

Finding the Fourth Proportional to 10,249,555.12, 15,384,970.58 and 5,940,025.31

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Solution

The fourth proportional to 10,249,555.12, 15,384,970.58 and 5,940,025.31 is: 8,916,203.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249,555.12 : 15,384,970.58 = 5,940,025.31 : x
  2. Step 2: Convert to fraction form
    10,249,555.12/15,384,970.58 = 5,940,025.31/x
  3. Step 3: Cross multiply
    10,249,555.12x = 15,384,970.58 × 5,940,025.31
  4. Step 4: Simplify right side
    10,249,555.12x = 91,387,114,647,567.67
  5. Step 5: Solve for x
    x = 91,387,114,647,567.67/10,249,555.12
  6. Step 6: Final answer
    x = 8,916,203.05

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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.