Home / 30,128,851.10-45,106,398.23-27,013,568.93

Finding the Fourth Proportional to 30,128,851.10, 45,106,398.23 and 27,013,568.93

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Solution

The fourth proportional to 30,128,851.10, 45,106,398.23 and 27,013,568.93 is: 40,442,458.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,128,851.10 : 45,106,398.23 = 27,013,568.93 : x
  2. Step 2: Convert to fraction form
    30,128,851.10/45,106,398.23 = 27,013,568.93/x
  3. Step 3: Cross multiply
    30,128,851.10x = 45,106,398.23 × 27,013,568.93
  4. Step 4: Simplify right side
    30,128,851.10x = 1,218,484,797,409,535.25
  5. Step 5: Solve for x
    x = 1,218,484,797,409,535.25/30,128,851.10
  6. Step 6: Final answer
    x = 40,442,458.08

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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.