Home / 21,991,593.33-30,349,421.19-13,736,543.13

Finding the Fourth Proportional to 21,991,593.33, 30,349,421.19 and 13,736,543.13

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Solution

The fourth proportional to 21,991,593.33, 30,349,421.19 and 13,736,543.13 is: 18,957,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,991,593.33 : 30,349,421.19 = 13,736,543.13 : x
  2. Step 2: Convert to fraction form
    21,991,593.33/30,349,421.19 = 13,736,543.13/x
  3. Step 3: Cross multiply
    21,991,593.33x = 30,349,421.19 × 13,736,543.13
  4. Step 4: Simplify right side
    21,991,593.33x = 416,896,133,146,970.94
  5. Step 5: Solve for x
    x = 416,896,133,146,970.94/21,991,593.33
  6. Step 6: Final answer
    x = 18,957,068.13

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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.