Home / 22,230,942.39-30,678,700.47-12,056,478.39

Finding the Fourth Proportional to 22,230,942.39, 30,678,700.47 and 12,056,478.39

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Solution

The fourth proportional to 22,230,942.39, 30,678,700.47 and 12,056,478.39 is: 16,637,940.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230,942.39 : 30,678,700.47 = 12,056,478.39 : x
  2. Step 2: Convert to fraction form
    22,230,942.39/30,678,700.47 = 12,056,478.39/x
  3. Step 3: Cross multiply
    22,230,942.39x = 30,678,700.47 × 12,056,478.39
  4. Step 4: Simplify right side
    22,230,942.39x = 369,877,089,249,837.88
  5. Step 5: Solve for x
    x = 369,877,089,249,837.88/22,230,942.39
  6. Step 6: Final answer
    x = 16,637,940.16

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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.