Home / 8,587,644.12-11,837,849.58-7,276,055.40

Finding the Fourth Proportional to 8,587,644.12, 11,837,849.58 and 7,276,055.40

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Solution

The fourth proportional to 8,587,644.12, 11,837,849.58 and 7,276,055.40 is: 10,029,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587,644.12 : 11,837,849.58 = 7,276,055.40 : x
  2. Step 2: Convert to fraction form
    8,587,644.12/11,837,849.58 = 7,276,055.40/x
  3. Step 3: Cross multiply
    8,587,644.12x = 11,837,849.58 × 7,276,055.40
  4. Step 4: Simplify right side
    8,587,644.12x = 86,132,849,360,946.73
  5. Step 5: Solve for x
    x = 86,132,849,360,946.73/8,587,644.12
  6. Step 6: Final answer
    x = 10,029,857.80

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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.