Home / 14,638,222.20-20,201,389.02-8,111,836.92

Finding the Fourth Proportional to 14,638,222.20, 20,201,389.02 and 8,111,836.92

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Solution

The fourth proportional to 14,638,222.20, 20,201,389.02 and 8,111,836.92 is: 11,194,690.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638,222.20 : 20,201,389.02 = 8,111,836.92 : x
  2. Step 2: Convert to fraction form
    14,638,222.20/20,201,389.02 = 8,111,836.92/x
  3. Step 3: Cross multiply
    14,638,222.20x = 20,201,389.02 × 8,111,836.92
  4. Step 4: Simplify right side
    14,638,222.20x = 163,870,373,287,718.62
  5. Step 5: Solve for x
    x = 163,870,373,287,718.62/14,638,222.20
  6. Step 6: Final answer
    x = 11,194,690.93

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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.