Home / 22,702,829.36-31,329,895.86-12,389,552.46

Finding the Fourth Proportional to 22,702,829.36, 31,329,895.86 and 12,389,552.46

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Solution

The fourth proportional to 22,702,829.36, 31,329,895.86 and 12,389,552.46 is: 17,097,577.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,702,829.36 : 31,329,895.86 = 12,389,552.46 : x
  2. Step 2: Convert to fraction form
    22,702,829.36/31,329,895.86 = 12,389,552.46/x
  3. Step 3: Cross multiply
    22,702,829.36x = 31,329,895.86 × 12,389,552.46
  4. Step 4: Simplify right side
    22,702,829.36x = 388,163,388,323,806.81
  5. Step 5: Solve for x
    x = 388,163,388,323,806.81/22,702,829.36
  6. Step 6: Final answer
    x = 17,097,577.67

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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.