Home / 11,657,904.66-16,087,180.20-6,430,973.28

Finding the Fourth Proportional to 11,657,904.66, 16,087,180.20 and 6,430,973.28

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Solution

The fourth proportional to 11,657,904.66, 16,087,180.20 and 6,430,973.28 is: 8,874,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,904.66 : 16,087,180.20 = 6,430,973.28 : x
  2. Step 2: Convert to fraction form
    11,657,904.66/16,087,180.20 = 6,430,973.28/x
  3. Step 3: Cross multiply
    11,657,904.66x = 16,087,180.20 × 6,430,973.28
  4. Step 4: Simplify right side
    11,657,904.66x = 103,456,226,016,745.06
  5. Step 5: Solve for x
    x = 103,456,226,016,745.06/11,657,904.66
  6. Step 6: Final answer
    x = 8,874,341.40

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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.