Home / 18,444,301.30-25,455,294.66-15,341,350.24

Finding the Fourth Proportional to 18,444,301.30, 25,455,294.66 and 15,341,350.24

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Solution

The fourth proportional to 18,444,301.30, 25,455,294.66 and 15,341,350.24 is: 21,172,859.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,301.30 : 25,455,294.66 = 15,341,350.24 : x
  2. Step 2: Convert to fraction form
    18,444,301.30/25,455,294.66 = 15,341,350.24/x
  3. Step 3: Cross multiply
    18,444,301.30x = 25,455,294.66 × 15,341,350.24
  4. Step 4: Simplify right side
    18,444,301.30x = 390,518,590,841,461.75
  5. Step 5: Solve for x
    x = 390,518,590,841,461.75/18,444,301.30
  6. Step 6: Final answer
    x = 21,172,859.00

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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.