Home / 13,309,751.69-19,962,629.44-4,210,666.98

Finding the Fourth Proportional to 13,309,751.69, 19,962,629.44 and 4,210,666.98

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Solution

The fourth proportional to 13,309,751.69, 19,962,629.44 and 4,210,666.98 is: 6,315,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,309,751.69 : 19,962,629.44 = 4,210,666.98 : x
  2. Step 2: Convert to fraction form
    13,309,751.69/19,962,629.44 = 4,210,666.98/x
  3. Step 3: Cross multiply
    13,309,751.69x = 19,962,629.44 × 4,210,666.98
  4. Step 4: Simplify right side
    13,309,751.69x = 84,055,984,606,457.23
  5. Step 5: Solve for x
    x = 84,055,984,606,457.23/13,309,751.69
  6. Step 6: Final answer
    x = 6,315,368.36

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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.