Home / 9,179,803.80-13,771,017.90-3,114,815.40

Finding the Fourth Proportional to 9,179,803.80, 13,771,017.90 and 3,114,815.40

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Solution

The fourth proportional to 9,179,803.80, 13,771,017.90 and 3,114,815.40 is: 4,672,668.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179,803.80 : 13,771,017.90 = 3,114,815.40 : x
  2. Step 2: Convert to fraction form
    9,179,803.80/13,771,017.90 = 3,114,815.40/x
  3. Step 3: Cross multiply
    9,179,803.80x = 13,771,017.90 × 3,114,815.40
  4. Step 4: Simplify right side
    9,179,803.80x = 42,894,178,628,595.66
  5. Step 5: Solve for x
    x = 42,894,178,628,595.66/9,179,803.80
  6. Step 6: Final answer
    x = 4,672,668.34

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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.