Home / 14,999,579.23-20,699,322.92-8,475,320.83

Finding the Fourth Proportional to 14,999,579.23, 20,699,322.92 and 8,475,320.83

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Solution

The fourth proportional to 14,999,579.23, 20,699,322.92 and 8,475,320.83 is: 11,695,888.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999,579.23 : 20,699,322.92 = 8,475,320.83 : x
  2. Step 2: Convert to fraction form
    14,999,579.23/20,699,322.92 = 8,475,320.83/x
  3. Step 3: Cross multiply
    14,999,579.23x = 20,699,322.92 × 8,475,320.83
  4. Step 4: Simplify right side
    14,999,579.23x = 175,433,402,668,395.81
  5. Step 5: Solve for x
    x = 175,433,402,668,395.81/14,999,579.23
  6. Step 6: Final answer
    x = 11,695,888.26

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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.