Home / 27,490,313.53-37,934,420.30-15,888,628.45

Finding the Fourth Proportional to 27,490,313.53, 37,934,420.30 and 15,888,628.45

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Solution

The fourth proportional to 27,490,313.53, 37,934,420.30 and 15,888,628.45 is: 21,925,028.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490,313.53 : 37,934,420.30 = 15,888,628.45 : x
  2. Step 2: Convert to fraction form
    27,490,313.53/37,934,420.30 = 15,888,628.45/x
  3. Step 3: Cross multiply
    27,490,313.53x = 37,934,420.30 × 15,888,628.45
  4. Step 4: Simplify right side
    27,490,313.53x = 602,725,909,438,558.38
  5. Step 5: Solve for x
    x = 602,725,909,438,558.38/27,490,313.53
  6. Step 6: Final answer
    x = 21,925,028.57

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Double scale
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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.