Home / 30,074,881.55-41,502,225.20-16,323,550.43

Finding the Fourth Proportional to 30,074,881.55, 41,502,225.20 and 16,323,550.43

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Solution

The fourth proportional to 30,074,881.55, 41,502,225.20 and 16,323,550.43 is: 22,525,896.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,074,881.55 : 41,502,225.20 = 16,323,550.43 : x
  2. Step 2: Convert to fraction form
    30,074,881.55/41,502,225.20 = 16,323,550.43/x
  3. Step 3: Cross multiply
    30,074,881.55x = 41,502,225.20 × 16,323,550.43
  4. Step 4: Simplify right side
    30,074,881.55x = 677,463,666,009,416.88
  5. Step 5: Solve for x
    x = 677,463,666,009,416.88/30,074,881.55
  6. Step 6: Final answer
    x = 22,525,896.40

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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.