Home / 51,712,409.01-71,363,340.51-28,507,026.81

Finding the Fourth Proportional to 51,712,409.01, 71,363,340.51 and 28,507,026.81

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Solution

The fourth proportional to 51,712,409.01, 71,363,340.51 and 28,507,026.81 is: 39,339,816.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,712,409.01 : 71,363,340.51 = 28,507,026.81 : x
  2. Step 2: Convert to fraction form
    51,712,409.01/71,363,340.51 = 28,507,026.81/x
  3. Step 3: Cross multiply
    51,712,409.01x = 71,363,340.51 × 28,507,026.81
  4. Step 4: Simplify right side
    51,712,409.01x = 2,034,356,661,169,729.25
  5. Step 5: Solve for x
    x = 2,034,356,661,169,729.25/51,712,409.01
  6. Step 6: Final answer
    x = 39,339,816.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.