Home / 28,602,589.76-39,484,296.96-17,003,908.16

Finding the Fourth Proportional to 28,602,589.76, 39,484,296.96 and 17,003,908.16

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Solution

The fourth proportional to 28,602,589.76, 39,484,296.96 and 17,003,908.16 is: 23,472,956.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,602,589.76 : 39,484,296.96 = 17,003,908.16 : x
  2. Step 2: Convert to fraction form
    28,602,589.76/39,484,296.96 = 17,003,908.16/x
  3. Step 3: Cross multiply
    28,602,589.76x = 39,484,296.96 × 17,003,908.16
  4. Step 4: Simplify right side
    28,602,589.76x = 671,387,359,270,007.25
  5. Step 5: Solve for x
    x = 671,387,359,270,007.25/28,602,589.76
  6. Step 6: Final answer
    x = 23,472,956.99

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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.