Home / 27,028,783.79-37,300,323.93-15,426,114.56

Finding the Fourth Proportional to 27,028,783.79, 37,300,323.93 and 15,426,114.56

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Solution

The fourth proportional to 27,028,783.79, 37,300,323.93 and 15,426,114.56 is: 21,288,381.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,028,783.79 : 37,300,323.93 = 15,426,114.56 : x
  2. Step 2: Convert to fraction form
    27,028,783.79/37,300,323.93 = 15,426,114.56/x
  3. Step 3: Cross multiply
    27,028,783.79x = 37,300,323.93 × 15,426,114.56
  4. Step 4: Simplify right side
    27,028,783.79x = 575,399,070,069,289.38
  5. Step 5: Solve for x
    x = 575,399,070,069,289.38/27,028,783.79
  6. Step 6: Final answer
    x = 21,288,381.84

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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.