Home / 8,574,214.79-11,832,386.15-4,653,971.20

Finding the Fourth Proportional to 8,574,214.79, 11,832,386.15 and 4,653,971.20

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Solution

The fourth proportional to 8,574,214.79, 11,832,386.15 and 4,653,971.20 is: 6,422,463.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,574,214.79 : 11,832,386.15 = 4,653,971.20 : x
  2. Step 2: Convert to fraction form
    8,574,214.79/11,832,386.15 = 4,653,971.20/x
  3. Step 3: Cross multiply
    8,574,214.79x = 11,832,386.15 × 4,653,971.20
  4. Step 4: Simplify right side
    8,574,214.79x = 55,067,584,286,947.09
  5. Step 5: Solve for x
    x = 55,067,584,286,947.09/8,574,214.79
  6. Step 6: Final answer
    x = 6,422,463.82

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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.