Home / 38,122,927.36-52,609,640.88-20,719,314.88

Finding the Fourth Proportional to 38,122,927.36, 52,609,640.88 and 20,719,314.88

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Solution

The fourth proportional to 38,122,927.36, 52,609,640.88 and 20,719,314.88 is: 28,592,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,122,927.36 : 52,609,640.88 = 20,719,314.88 : x
  2. Step 2: Convert to fraction form
    38,122,927.36/52,609,640.88 = 20,719,314.88/x
  3. Step 3: Cross multiply
    38,122,927.36x = 52,609,640.88 × 20,719,314.88
  4. Step 4: Simplify right side
    38,122,927.36x = 1,090,035,715,116,440.25
  5. Step 5: Solve for x
    x = 1,090,035,715,116,440.25/38,122,927.36
  6. Step 6: Final answer
    x = 28,592,655.14

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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.