Home / 10,109,944.65-15,164,916.98-2,921,713.05

Finding the Fourth Proportional to 10,109,944.65, 15,164,916.98 and 2,921,713.05

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Solution

The fourth proportional to 10,109,944.65, 15,164,916.98 and 2,921,713.05 is: 4,382,569.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,944.65 : 15,164,916.98 = 2,921,713.05 : x
  2. Step 2: Convert to fraction form
    10,109,944.65/15,164,916.98 = 2,921,713.05/x
  3. Step 3: Cross multiply
    10,109,944.65x = 15,164,916.98 × 2,921,713.05
  4. Step 4: Simplify right side
    10,109,944.65x = 44,307,535,828,024.02
  5. Step 5: Solve for x
    x = 44,307,535,828,024.02/10,109,944.65
  6. Step 6: Final answer
    x = 4,382,569.58

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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.