Home / 19,013,773.86-26,242,362.45-11,283,078.78

Finding the Fourth Proportional to 19,013,773.86, 26,242,362.45 and 11,283,078.78

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Solution

The fourth proportional to 19,013,773.86, 26,242,362.45 and 11,283,078.78 is: 15,572,639.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013,773.86 : 26,242,362.45 = 11,283,078.78 : x
  2. Step 2: Convert to fraction form
    19,013,773.86/26,242,362.45 = 11,283,078.78/x
  3. Step 3: Cross multiply
    19,013,773.86x = 26,242,362.45 × 11,283,078.78
  4. Step 4: Simplify right side
    19,013,773.86x = 296,094,642,896,663.81
  5. Step 5: Solve for x
    x = 296,094,642,896,663.81/19,013,773.86
  6. Step 6: Final answer
    x = 15,572,639.34

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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.