Home / 10,387,580.41-15,652,273.43-8,535,803.77

Finding the Fourth Proportional to 10,387,580.41, 15,652,273.43 and 8,535,803.77

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Solution

The fourth proportional to 10,387,580.41, 15,652,273.43 and 8,535,803.77 is: 12,861,968.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,580.41 : 15,652,273.43 = 8,535,803.77 : x
  2. Step 2: Convert to fraction form
    10,387,580.41/15,652,273.43 = 8,535,803.77/x
  3. Step 3: Cross multiply
    10,387,580.41x = 15,652,273.43 × 8,535,803.77
  4. Step 4: Simplify right side
    10,387,580.41x = 133,604,734,552,864.83
  5. Step 5: Solve for x
    x = 133,604,734,552,864.83/10,387,580.41
  6. Step 6: Final answer
    x = 12,861,968.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.