Home / 14,762,270.40-20,371,945.96-8,235,901.20

Finding the Fourth Proportional to 14,762,270.40, 20,371,945.96 and 8,235,901.20

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Solution

The fourth proportional to 14,762,270.40, 20,371,945.96 and 8,235,901.20 is: 11,365,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762,270.40 : 20,371,945.96 = 8,235,901.20 : x
  2. Step 2: Convert to fraction form
    14,762,270.40/20,371,945.96 = 8,235,901.20/x
  3. Step 3: Cross multiply
    14,762,270.40x = 20,371,945.96 × 8,235,901.20
  4. Step 4: Simplify right side
    14,762,270.40x = 167,781,334,178,299.16
  5. Step 5: Solve for x
    x = 167,781,334,178,299.16/14,762,270.40
  6. Step 6: Final answer
    x = 11,365,550.80

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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.