Home / 27,510,302.79-37,964,612.39-15,121,543.14

Finding the Fourth Proportional to 27,510,302.79, 37,964,612.39 and 15,121,543.14

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Solution

The fourth proportional to 27,510,302.79, 37,964,612.39 and 15,121,543.14 is: 20,867,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,510,302.79 : 37,964,612.39 = 15,121,543.14 : x
  2. Step 2: Convert to fraction form
    27,510,302.79/37,964,612.39 = 15,121,543.14/x
  3. Step 3: Cross multiply
    27,510,302.79x = 37,964,612.39 × 15,121,543.14
  4. Step 4: Simplify right side
    27,510,302.79x = 574,083,523,973,155.75
  5. Step 5: Solve for x
    x = 574,083,523,973,155.75/27,510,302.79
  6. Step 6: Final answer
    x = 20,867,946.40

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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.