Home / 27,068,715.34-40,602,398.28-7,899,638.47

Finding the Fourth Proportional to 27,068,715.34, 40,602,398.28 and 7,899,638.47

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Solution

The fourth proportional to 27,068,715.34, 40,602,398.28 and 7,899,638.47 is: 11,849,260.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,068,715.34 : 40,602,398.28 = 7,899,638.47 : x
  2. Step 2: Convert to fraction form
    27,068,715.34/40,602,398.28 = 7,899,638.47/x
  3. Step 3: Cross multiply
    27,068,715.34x = 40,602,398.28 × 7,899,638.47
  4. Step 4: Simplify right side
    27,068,715.34x = 320,744,267,426,949.81
  5. Step 5: Solve for x
    x = 320,744,267,426,949.81/27,068,715.34
  6. Step 6: Final answer
    x = 11,849,260.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.