Home / 14,814,680.72-20,440,316.86-10,169,886.38

Finding the Fourth Proportional to 14,814,680.72, 20,440,316.86 and 10,169,886.38

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Solution

The fourth proportional to 14,814,680.72, 20,440,316.86 and 10,169,886.38 is: 14,031,736.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,814,680.72 : 20,440,316.86 = 10,169,886.38 : x
  2. Step 2: Convert to fraction form
    14,814,680.72/20,440,316.86 = 10,169,886.38/x
  3. Step 3: Cross multiply
    14,814,680.72x = 20,440,316.86 × 10,169,886.38
  4. Step 4: Simplify right side
    14,814,680.72x = 207,875,699,909,772.09
  5. Step 5: Solve for x
    x = 207,875,699,909,772.09/14,814,680.72
  6. Step 6: Final answer
    x = 14,031,736.76

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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.