Home / 38,713,953.93-53,426,567.57-21,073,499.97

Finding the Fourth Proportional to 38,713,953.93, 53,426,567.57 and 21,073,499.97

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Solution

The fourth proportional to 38,713,953.93, 53,426,567.57 and 21,073,499.97 is: 29,082,143.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,713,953.93 : 53,426,567.57 = 21,073,499.97 : x
  2. Step 2: Convert to fraction form
    38,713,953.93/53,426,567.57 = 21,073,499.97/x
  3. Step 3: Cross multiply
    38,713,953.93x = 53,426,567.57 × 21,073,499.97
  4. Step 4: Simplify right side
    38,713,953.93x = 1,125,884,770,083,597.88
  5. Step 5: Solve for x
    x = 1,125,884,770,083,597.88/38,713,953.93
  6. Step 6: Final answer
    x = 29,082,143.67

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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.