Home / 38,148,263.19-52,645,987.56-21,853,888.47

Finding the Fourth Proportional to 38,148,263.19, 52,645,987.56 and 21,853,888.47

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Solution

The fourth proportional to 38,148,263.19, 52,645,987.56 and 21,853,888.47 is: 30,159,159.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,148,263.19 : 52,645,987.56 = 21,853,888.47 : x
  2. Step 2: Convert to fraction form
    38,148,263.19/52,645,987.56 = 21,853,888.47/x
  3. Step 3: Cross multiply
    38,148,263.19x = 52,645,987.56 × 21,853,888.47
  4. Step 4: Simplify right side
    38,148,263.19x = 1,150,519,540,529,247.50
  5. Step 5: Solve for x
    x = 1,150,519,540,529,247.50/38,148,263.19
  6. Step 6: Final answer
    x = 30,159,159.14

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Double scale
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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.