Home / 13,267,363.73-18,308,925.25-7,466,145.75

Finding the Fourth Proportional to 13,267,363.73, 18,308,925.25 and 7,466,145.75

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Solution

The fourth proportional to 13,267,363.73, 18,308,925.25 and 7,466,145.75 is: 10,303,260.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267,363.73 : 18,308,925.25 = 7,466,145.75 : x
  2. Step 2: Convert to fraction form
    13,267,363.73/18,308,925.25 = 7,466,145.75/x
  3. Step 3: Cross multiply
    13,267,363.73x = 18,308,925.25 × 7,466,145.75
  4. Step 4: Simplify right side
    13,267,363.73x = 136,697,104,423,689.81
  5. Step 5: Solve for x
    x = 136,697,104,423,689.81/13,267,363.73
  6. Step 6: Final answer
    x = 10,303,260.49

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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.