Home / 13,453,448.46-20,168,173.35-4,931,795.76

Finding the Fourth Proportional to 13,453,448.46, 20,168,173.35 and 4,931,795.76

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Solution

The fourth proportional to 13,453,448.46, 20,168,173.35 and 4,931,795.76 is: 7,393,294.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453,448.46 : 20,168,173.35 = 4,931,795.76 : x
  2. Step 2: Convert to fraction form
    13,453,448.46/20,168,173.35 = 4,931,795.76/x
  3. Step 3: Cross multiply
    13,453,448.46x = 20,168,173.35 × 4,931,795.76
  4. Step 4: Simplify right side
    13,453,448.46x = 99,465,311,814,475
  5. Step 5: Solve for x
    x = 99,465,311,814,475/13,453,448.46
  6. Step 6: Final answer
    x = 7,393,294.89

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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.