Home / 6,112,931.80-9,169,397.70-3,278,579.80

Finding the Fourth Proportional to 6,112,931.80, 9,169,397.70 and 3,278,579.80

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Solution

The fourth proportional to 6,112,931.80, 9,169,397.70 and 3,278,579.80 is: 4,917,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112,931.80 : 9,169,397.70 = 3,278,579.80 : x
  2. Step 2: Convert to fraction form
    6,112,931.80/9,169,397.70 = 3,278,579.80/x
  3. Step 3: Cross multiply
    6,112,931.80x = 9,169,397.70 × 3,278,579.80
  4. Step 4: Simplify right side
    6,112,931.80x = 30,062,602,077,386.46
  5. Step 5: Solve for x
    x = 30,062,602,077,386.46/6,112,931.80
  6. Step 6: Final answer
    x = 4,917,869.70

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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.