Home / 27,833,220-38,426,639.76-18,192,224.16

Finding the Fourth Proportional to 27,833,220, 38,426,639.76 and 18,192,224.16

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Solution

The fourth proportional to 27,833,220, 38,426,639.76 and 18,192,224.16 is: 25,116,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,833,220 : 38,426,639.76 = 18,192,224.16 : x
  2. Step 2: Convert to fraction form
    27,833,220/38,426,639.76 = 18,192,224.16/x
  3. Step 3: Cross multiply
    27,833,220x = 38,426,639.76 × 18,192,224.16
  4. Step 4: Simplify right side
    27,833,220x = 699,066,044,229,488.62
  5. Step 5: Solve for x
    x = 699,066,044,229,488.62/27,833,220
  6. Step 6: Final answer
    x = 25,116,247.57

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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.