Home / 12,136,304.66-16,748,609.63-6,979,670.37

Finding the Fourth Proportional to 12,136,304.66, 16,748,609.63 and 6,979,670.37

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Solution

The fourth proportional to 12,136,304.66, 16,748,609.63 and 6,979,670.37 is: 9,632,237.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,136,304.66 : 16,748,609.63 = 6,979,670.37 : x
  2. Step 2: Convert to fraction form
    12,136,304.66/16,748,609.63 = 6,979,670.37/x
  3. Step 3: Cross multiply
    12,136,304.66x = 16,748,609.63 × 6,979,670.37
  4. Step 4: Simplify right side
    12,136,304.66x = 116,899,774,338,309.31
  5. Step 5: Solve for x
    x = 116,899,774,338,309.31/12,136,304.66
  6. Step 6: Final answer
    x = 9,632,237.96

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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.