Home / 7,528,683.43-10,389,645.41-4,090,924.46

Finding the Fourth Proportional to 7,528,683.43, 10,389,645.41 and 4,090,924.46

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Solution

The fourth proportional to 7,528,683.43, 10,389,645.41 and 4,090,924.46 is: 5,645,509.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,683.43 : 10,389,645.41 = 4,090,924.46 : x
  2. Step 2: Convert to fraction form
    7,528,683.43/10,389,645.41 = 4,090,924.46/x
  3. Step 3: Cross multiply
    7,528,683.43x = 10,389,645.41 × 4,090,924.46
  4. Step 4: Simplify right side
    7,528,683.43x = 42,503,254,521,872.03
  5. Step 5: Solve for x
    x = 42,503,254,521,872.03/7,528,683.43
  6. Step 6: Final answer
    x = 5,645,509.59

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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.