Home / 19,214,501.76-26,513,393.67-11,477,901.78

Finding the Fourth Proportional to 19,214,501.76, 26,513,393.67 and 11,477,901.78

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Solution

The fourth proportional to 19,214,501.76, 26,513,393.67 and 11,477,901.78 is: 15,837,940.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214,501.76 : 26,513,393.67 = 11,477,901.78 : x
  2. Step 2: Convert to fraction form
    19,214,501.76/26,513,393.67 = 11,477,901.78/x
  3. Step 3: Cross multiply
    19,214,501.76x = 26,513,393.67 × 11,477,901.78
  4. Step 4: Simplify right side
    19,214,501.76x = 304,318,128,398,733.75
  5. Step 5: Solve for x
    x = 304,318,128,398,733.75/19,214,501.76
  6. Step 6: Final answer
    x = 15,837,940.12

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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.