Home / 13,807,328.60-20,710,981.96-3,709,949.60

Finding the Fourth Proportional to 13,807,328.60, 20,710,981.96 and 3,709,949.60

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Solution

The fourth proportional to 13,807,328.60, 20,710,981.96 and 3,709,949.60 is: 5,564,921.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,328.60 : 20,710,981.96 = 3,709,949.60 : x
  2. Step 2: Convert to fraction form
    13,807,328.60/20,710,981.96 = 3,709,949.60/x
  3. Step 3: Cross multiply
    13,807,328.60x = 20,710,981.96 × 3,709,949.60
  4. Step 4: Simplify right side
    13,807,328.60x = 76,836,699,238,109.22
  5. Step 5: Solve for x
    x = 76,836,699,238,109.22/13,807,328.60
  6. Step 6: Final answer
    x = 5,564,921.46

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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.