Home / 11,068,875.40-16,603,313.10-10,643,722.60

Finding the Fourth Proportional to 11,068,875.40, 16,603,313.10 and 10,643,722.60

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Solution

The fourth proportional to 11,068,875.40, 16,603,313.10 and 10,643,722.60 is: 15,965,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,068,875.40 : 16,603,313.10 = 10,643,722.60 : x
  2. Step 2: Convert to fraction form
    11,068,875.40/16,603,313.10 = 10,643,722.60/x
  3. Step 3: Cross multiply
    11,068,875.40x = 16,603,313.10 × 10,643,722.60
  4. Step 4: Simplify right side
    11,068,875.40x = 176,721,058,877,346.06
  5. Step 5: Solve for x
    x = 176,721,058,877,346.06/11,068,875.40
  6. Step 6: Final answer
    x = 15,965,583.90

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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.