Home / 19,412,715.42-26,799,255-12,072,913.11

Finding the Fourth Proportional to 19,412,715.42, 26,799,255 and 12,072,913.11

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Solution

The fourth proportional to 19,412,715.42, 26,799,255 and 12,072,913.11 is: 16,666,657.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,412,715.42 : 26,799,255 = 12,072,913.11 : x
  2. Step 2: Convert to fraction form
    19,412,715.42/26,799,255 = 12,072,913.11/x
  3. Step 3: Cross multiply
    19,412,715.42x = 26,799,255 × 12,072,913.11
  4. Step 4: Simplify right side
    19,412,715.42x = 323,545,077,027,733.06
  5. Step 5: Solve for x
    x = 323,545,077,027,733.06/19,412,715.42
  6. Step 6: Final answer
    x = 16,666,657.40

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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.