Home / 13,586,104.56-20,378,492.64-5,065,776.12

Finding the Fourth Proportional to 13,586,104.56, 20,378,492.64 and 5,065,776.12

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Solution

The fourth proportional to 13,586,104.56, 20,378,492.64 and 5,065,776.12 is: 7,598,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,586,104.56 : 20,378,492.64 = 5,065,776.12 : x
  2. Step 2: Convert to fraction form
    13,586,104.56/20,378,492.64 = 5,065,776.12/x
  3. Step 3: Cross multiply
    13,586,104.56x = 20,378,492.64 × 5,065,776.12
  4. Step 4: Simplify right side
    13,586,104.56x = 103,232,881,377,307.77
  5. Step 5: Solve for x
    x = 103,232,881,377,307.77/13,586,104.56
  6. Step 6: Final answer
    x = 7,598,416.52

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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.