Home / 56,660,007.60-84,990,011.40-36,252,673.20

Finding the Fourth Proportional to 56,660,007.60, 84,990,011.40 and 36,252,673.20

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Solution

The fourth proportional to 56,660,007.60, 84,990,011.40 and 36,252,673.20 is: 54,379,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,660,007.60 : 84,990,011.40 = 36,252,673.20 : x
  2. Step 2: Convert to fraction form
    56,660,007.60/84,990,011.40 = 36,252,673.20/x
  3. Step 3: Cross multiply
    56,660,007.60x = 84,990,011.40 × 36,252,673.20
  4. Step 4: Simplify right side
    56,660,007.60x = 3,081,115,108,548,475
  5. Step 5: Solve for x
    x = 3,081,115,108,548,475/56,660,007.60
  6. Step 6: Final answer
    x = 54,379,009.80

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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.