Home / 17,020,946.16-23,488,794.18-9,678,780.54

Finding the Fourth Proportional to 17,020,946.16, 23,488,794.18 and 9,678,780.54

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Solution

The fourth proportional to 17,020,946.16, 23,488,794.18 and 9,678,780.54 is: 13,356,653.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020,946.16 : 23,488,794.18 = 9,678,780.54 : x
  2. Step 2: Convert to fraction form
    17,020,946.16/23,488,794.18 = 9,678,780.54/x
  3. Step 3: Cross multiply
    17,020,946.16x = 23,488,794.18 × 9,678,780.54
  4. Step 4: Simplify right side
    17,020,946.16x = 227,342,884,017,449.22
  5. Step 5: Solve for x
    x = 227,342,884,017,449.22/17,020,946.16
  6. Step 6: Final answer
    x = 13,356,653.73

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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.