Home / 14,303,803.97-19,739,496.21-7,777,477.51

Finding the Fourth Proportional to 14,303,803.97, 19,739,496.21 and 7,777,477.51

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Solution

The fourth proportional to 14,303,803.97, 19,739,496.21 and 7,777,477.51 is: 10,733,053.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303,803.97 : 19,739,496.21 = 7,777,477.51 : x
  2. Step 2: Convert to fraction form
    14,303,803.97/19,739,496.21 = 7,777,477.51/x
  3. Step 3: Cross multiply
    14,303,803.97x = 19,739,496.21 × 7,777,477.51
  4. Step 4: Simplify right side
    14,303,803.97x = 153,523,487,832,005.25
  5. Step 5: Solve for x
    x = 153,523,487,832,005.25/14,303,803.97
  6. Step 6: Final answer
    x = 10,733,053.12

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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.