Home / 14,645,331-20,210,555.70-8,118,943.92

Finding the Fourth Proportional to 14,645,331, 20,210,555.70 and 8,118,943.92

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Solution

The fourth proportional to 14,645,331, 20,210,555.70 and 8,118,943.92 is: 11,204,142.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,645,331 : 20,210,555.70 = 8,118,943.92 : x
  2. Step 2: Convert to fraction form
    14,645,331/20,210,555.70 = 8,118,943.92/x
  3. Step 3: Cross multiply
    14,645,331x = 20,210,555.70 × 8,118,943.92
  4. Step 4: Simplify right side
    14,645,331x = 164,088,368,320,336.34
  5. Step 5: Solve for x
    x = 164,088,368,320,336.34/14,645,331
  6. Step 6: Final answer
    x = 11,204,142.01

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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.