Home / 11,431,041.76-15,787,929.81-7,528,244.23

Finding the Fourth Proportional to 11,431,041.76, 15,787,929.81 and 7,528,244.23

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Solution

The fourth proportional to 11,431,041.76, 15,787,929.81 and 7,528,244.23 is: 10,397,599.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,431,041.76 : 15,787,929.81 = 7,528,244.23 : x
  2. Step 2: Convert to fraction form
    11,431,041.76/15,787,929.81 = 7,528,244.23/x
  3. Step 3: Cross multiply
    11,431,041.76x = 15,787,929.81 × 7,528,244.23
  4. Step 4: Simplify right side
    11,431,041.76x = 118,855,391,495,777.50
  5. Step 5: Solve for x
    x = 118,855,391,495,777.50/11,431,041.76
  6. Step 6: Final answer
    x = 10,397,599.27

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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.