Home / 8,243,111.80-12,358,907.70-4,875,585.40

Finding the Fourth Proportional to 8,243,111.80, 12,358,907.70 and 4,875,585.40

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Solution

The fourth proportional to 8,243,111.80, 12,358,907.70 and 4,875,585.40 is: 7,309,971.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,111.80 : 12,358,907.70 = 4,875,585.40 : x
  2. Step 2: Convert to fraction form
    8,243,111.80/12,358,907.70 = 4,875,585.40/x
  3. Step 3: Cross multiply
    8,243,111.80x = 12,358,907.70 × 4,875,585.40
  4. Step 4: Simplify right side
    8,243,111.80x = 60,256,909,942,067.58
  5. Step 5: Solve for x
    x = 60,256,909,942,067.58/8,243,111.80
  6. Step 6: Final answer
    x = 7,309,971.21

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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.