Home / 19,013,828.86-26,242,437.81-11,283,133.78

Finding the Fourth Proportional to 19,013,828.86, 26,242,437.81 and 11,283,133.78

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Solution

The fourth proportional to 19,013,828.86, 26,242,437.81 and 11,283,133.78 is: 15,572,714.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013,828.86 : 26,242,437.81 = 11,283,133.78 : x
  2. Step 2: Convert to fraction form
    19,013,828.86/26,242,437.81 = 11,283,133.78/x
  3. Step 3: Cross multiply
    19,013,828.86x = 26,242,437.81 × 11,283,133.78
  4. Step 4: Simplify right side
    19,013,828.86x = 296,096,936,523,560.19
  5. Step 5: Solve for x
    x = 296,096,936,523,560.19/19,013,828.86
  6. Step 6: Final answer
    x = 15,572,714.93

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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.