Home / 38,324,100.29-52,886,575.40-21,803,869.22

Finding the Fourth Proportional to 38,324,100.29, 52,886,575.40 and 21,803,869.22

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Solution

The fourth proportional to 38,324,100.29, 52,886,575.40 and 21,803,869.22 is: 30,088,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,324,100.29 : 52,886,575.40 = 21,803,869.22 : x
  2. Step 2: Convert to fraction form
    38,324,100.29/52,886,575.40 = 21,803,869.22/x
  3. Step 3: Cross multiply
    38,324,100.29x = 52,886,575.40 × 21,803,869.22
  4. Step 4: Simplify right side
    38,324,100.29x = 1,153,131,973,141,817
  5. Step 5: Solve for x
    x = 1,153,131,973,141,817/38,324,100.29
  6. Step 6: Final answer
    x = 30,088,950.94

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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.