Home / 30,363,387.60-45,545,081.40-27,434,557.20

Finding the Fourth Proportional to 30,363,387.60, 45,545,081.40 and 27,434,557.20

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Solution

The fourth proportional to 30,363,387.60, 45,545,081.40 and 27,434,557.20 is: 41,151,835.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,363,387.60 : 45,545,081.40 = 27,434,557.20 : x
  2. Step 2: Convert to fraction form
    30,363,387.60/45,545,081.40 = 27,434,557.20/x
  3. Step 3: Cross multiply
    30,363,387.60x = 45,545,081.40 × 27,434,557.20
  4. Step 4: Simplify right side
    30,363,387.60x = 1,249,509,140,846,956
  5. Step 5: Solve for x
    x = 1,249,509,140,846,956/30,363,387.60
  6. Step 6: Final answer
    x = 41,151,835.80

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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.