Home / 10,781,553.38-14,878,750.83-5,886,969.47

Finding the Fourth Proportional to 10,781,553.38, 14,878,750.83 and 5,886,969.47

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Solution

The fourth proportional to 10,781,553.38, 14,878,750.83 and 5,886,969.47 is: 8,124,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,553.38 : 14,878,750.83 = 5,886,969.47 : x
  2. Step 2: Convert to fraction form
    10,781,553.38/14,878,750.83 = 5,886,969.47/x
  3. Step 3: Cross multiply
    10,781,553.38x = 14,878,750.83 × 5,886,969.47
  4. Step 4: Simplify right side
    10,781,553.38x = 87,590,751,813,553.41
  5. Step 5: Solve for x
    x = 87,590,751,813,553.41/10,781,553.38
  6. Step 6: Final answer
    x = 8,124,130.98

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1.5x scale

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.