Home / 13,001,929.31-19,502,420.96-3,903,790.43

Finding the Fourth Proportional to 13,001,929.31, 19,502,420.96 and 3,903,790.43

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Solution

The fourth proportional to 13,001,929.31, 19,502,420.96 and 3,903,790.43 is: 5,855,543.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001,929.31 : 19,502,420.96 = 3,903,790.43 : x
  2. Step 2: Convert to fraction form
    13,001,929.31/19,502,420.96 = 3,903,790.43/x
  3. Step 3: Cross multiply
    13,001,929.31x = 19,502,420.96 × 3,903,790.43
  4. Step 4: Simplify right side
    13,001,929.31x = 76,133,364,363,994.94
  5. Step 5: Solve for x
    x = 76,133,364,363,994.94/13,001,929.31
  6. Step 6: Final answer
    x = 5,855,543.63

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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.