Home / 30,363,381.60-45,545,072.40-27,434,551.20

Finding the Fourth Proportional to 30,363,381.60, 45,545,072.40 and 27,434,551.20

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Solution

The fourth proportional to 30,363,381.60, 45,545,072.40 and 27,434,551.20 is: 41,151,826.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,363,381.60 : 45,545,072.40 = 27,434,551.20 : x
  2. Step 2: Convert to fraction form
    30,363,381.60/45,545,072.40 = 27,434,551.20/x
  3. Step 3: Cross multiply
    30,363,381.60x = 45,545,072.40 × 27,434,551.20
  4. Step 4: Simplify right side
    30,363,381.60x = 1,249,508,620,665,506.75
  5. Step 5: Solve for x
    x = 1,249,508,620,665,506.75/30,363,381.60
  6. Step 6: Final answer
    x = 41,151,826.80

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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.