Home / 8,169,486.66-12,248,554.86-3,618,055.08

Finding the Fourth Proportional to 8,169,486.66, 12,248,554.86 and 3,618,055.08

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Solution

The fourth proportional to 8,169,486.66, 12,248,554.86 and 3,618,055.08 is: 5,424,569.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,486.66 : 12,248,554.86 = 3,618,055.08 : x
  2. Step 2: Convert to fraction form
    8,169,486.66/12,248,554.86 = 3,618,055.08/x
  3. Step 3: Cross multiply
    8,169,486.66x = 12,248,554.86 × 3,618,055.08
  4. Step 4: Simplify right side
    8,169,486.66x = 44,315,946,133,881.69
  5. Step 5: Solve for x
    x = 44,315,946,133,881.69/8,169,486.66
  6. Step 6: Final answer
    x = 5,424,569.25

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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.