Home / 12,668,637.65-17,482,743.29-6,867,401.45

Finding the Fourth Proportional to 12,668,637.65, 17,482,743.29 and 6,867,401.45

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Solution

The fourth proportional to 12,668,637.65, 17,482,743.29 and 6,867,401.45 is: 9,477,026.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,668,637.65 : 17,482,743.29 = 6,867,401.45 : x
  2. Step 2: Convert to fraction form
    12,668,637.65/17,482,743.29 = 6,867,401.45/x
  3. Step 3: Cross multiply
    12,668,637.65x = 17,482,743.29 × 6,867,401.45
  4. Step 4: Simplify right side
    12,668,637.65x = 120,061,016,585,386.77
  5. Step 5: Solve for x
    x = 120,061,016,585,386.77/12,668,637.65
  6. Step 6: Final answer
    x = 9,477,026.65

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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.