Home / 15,115,931.10-22,673,896.65-8,289,866.70

Finding the Fourth Proportional to 15,115,931.10, 22,673,896.65 and 8,289,866.70

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Solution

The fourth proportional to 15,115,931.10, 22,673,896.65 and 8,289,866.70 is: 12,434,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115,931.10 : 22,673,896.65 = 8,289,866.70 : x
  2. Step 2: Convert to fraction form
    15,115,931.10/22,673,896.65 = 8,289,866.70/x
  3. Step 3: Cross multiply
    15,115,931.10x = 22,673,896.65 × 8,289,866.70
  4. Step 4: Simplify right side
    15,115,931.10x = 187,963,580,798,076.53
  5. Step 5: Solve for x
    x = 187,963,580,798,076.53/15,115,931.10
  6. Step 6: Final answer
    x = 12,434,800.05

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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.