Home / 14,688,006.76-20,269,905.78-8,072,475.22

Finding the Fourth Proportional to 14,688,006.76, 20,269,905.78 and 8,072,475.22

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Solution

The fourth proportional to 14,688,006.76, 20,269,905.78 and 8,072,475.22 is: 11,140,266.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,688,006.76 : 20,269,905.78 = 8,072,475.22 : x
  2. Step 2: Convert to fraction form
    14,688,006.76/20,269,905.78 = 8,072,475.22/x
  3. Step 3: Cross multiply
    14,688,006.76x = 20,269,905.78 × 8,072,475.22
  4. Step 4: Simplify right side
    14,688,006.76x = 163,628,312,120,784.78
  5. Step 5: Solve for x
    x = 163,628,312,120,784.78/14,688,006.76
  6. Step 6: Final answer
    x = 11,140,266.67

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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.