Home / 13,697,875.89-18,904,132.49-7,586,873.01

Finding the Fourth Proportional to 13,697,875.89, 18,904,132.49 and 7,586,873.01

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Solution

The fourth proportional to 13,697,875.89, 18,904,132.49 and 7,586,873.01 is: 10,470,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697,875.89 : 18,904,132.49 = 7,586,873.01 : x
  2. Step 2: Convert to fraction form
    13,697,875.89/18,904,132.49 = 7,586,873.01/x
  3. Step 3: Cross multiply
    13,697,875.89x = 18,904,132.49 × 7,586,873.01
  4. Step 4: Simplify right side
    13,697,875.89x = 143,423,252,527,910.72
  5. Step 5: Solve for x
    x = 143,423,252,527,910.72/13,697,875.89
  6. Step 6: Final answer
    x = 10,470,473.94

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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.