Home / 12,617,072-17,411,574.84-6,815,853.62

Finding the Fourth Proportional to 12,617,072, 17,411,574.84 and 6,815,853.62

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Solution

The fourth proportional to 12,617,072, 17,411,574.84 and 6,815,853.62 is: 9,405,886.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,617,072 : 17,411,574.84 = 6,815,853.62 : x
  2. Step 2: Convert to fraction form
    12,617,072/17,411,574.84 = 6,815,853.62/x
  3. Step 3: Cross multiply
    12,617,072x = 17,411,574.84 × 6,815,853.62
  4. Step 4: Simplify right side
    12,617,072x = 118,674,745,403,114.92
  5. Step 5: Solve for x
    x = 118,674,745,403,114.92/12,617,072
  6. Step 6: Final answer
    x = 9,405,886.36

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1.5x scale

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.