Home / 7,254,208.77-10,010,807.76-3,990,953.49

Finding the Fourth Proportional to 7,254,208.77, 10,010,807.76 and 3,990,953.49

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Solution

The fourth proportional to 7,254,208.77, 10,010,807.76 and 3,990,953.49 is: 5,507,515.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,208.77 : 10,010,807.76 = 3,990,953.49 : x
  2. Step 2: Convert to fraction form
    7,254,208.77/10,010,807.76 = 3,990,953.49/x
  3. Step 3: Cross multiply
    7,254,208.77x = 10,010,807.76 × 3,990,953.49
  4. Step 4: Simplify right side
    7,254,208.77x = 39,952,668,144,916.63
  5. Step 5: Solve for x
    x = 39,952,668,144,916.63/7,254,208.77
  6. Step 6: Final answer
    x = 5,507,515.63

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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.