Home / 46,339,981.60-69,534,855.60-19,416,359.20

Finding the Fourth Proportional to 46,339,981.60, 69,534,855.60 and 19,416,359.20

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Solution

The fourth proportional to 46,339,981.60, 69,534,855.60 and 19,416,359.20 is: 29,134,964.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,339,981.60 : 69,534,855.60 = 19,416,359.20 : x
  2. Step 2: Convert to fraction form
    46,339,981.60/69,534,855.60 = 19,416,359.20/x
  3. Step 3: Cross multiply
    46,339,981.60x = 69,534,855.60 × 19,416,359.20
  4. Step 4: Simplify right side
    46,339,981.60x = 1,350,113,733,249,731.25
  5. Step 5: Solve for x
    x = 1,350,113,733,249,731.25/46,339,981.60
  6. Step 6: Final answer
    x = 29,134,964.81

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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.