Home / 22,355,332.83-30,851,804.82-12,938,021.48

Finding the Fourth Proportional to 22,355,332.83, 30,851,804.82 and 12,938,021.48

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Solution

The fourth proportional to 22,355,332.83, 30,851,804.82 and 12,938,021.48 is: 17,855,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,355,332.83 : 30,851,804.82 = 12,938,021.48 : x
  2. Step 2: Convert to fraction form
    22,355,332.83/30,851,804.82 = 12,938,021.48/x
  3. Step 3: Cross multiply
    22,355,332.83x = 30,851,804.82 × 12,938,021.48
  4. Step 4: Simplify right side
    22,355,332.83x = 399,161,313,303,668.50
  5. Step 5: Solve for x
    x = 399,161,313,303,668.50/22,355,332.83
  6. Step 6: Final answer
    x = 17,855,306.22

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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.