Home / 14,020,112.20-21,030,168.30-8,634,843.40

Finding the Fourth Proportional to 14,020,112.20, 21,030,168.30 and 8,634,843.40

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Solution

The fourth proportional to 14,020,112.20, 21,030,168.30 and 8,634,843.40 is: 12,952,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020,112.20 : 21,030,168.30 = 8,634,843.40 : x
  2. Step 2: Convert to fraction form
    14,020,112.20/21,030,168.30 = 8,634,843.40/x
  3. Step 3: Cross multiply
    14,020,112.20x = 21,030,168.30 × 8,634,843.40
  4. Step 4: Simplify right side
    14,020,112.20x = 181,592,209,946,144.22
  5. Step 5: Solve for x
    x = 181,592,209,946,144.22/14,020,112.20
  6. Step 6: Final answer
    x = 12,952,265.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.