Home / 9,821,021.61-13,553,013.55-5,693,445.47

Finding the Fourth Proportional to 9,821,021.61, 13,553,013.55 and 5,693,445.47

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Solution

The fourth proportional to 9,821,021.61, 13,553,013.55 and 5,693,445.47 is: 7,856,956.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821,021.61 : 13,553,013.55 = 5,693,445.47 : x
  2. Step 2: Convert to fraction form
    9,821,021.61/13,553,013.55 = 5,693,445.47/x
  3. Step 3: Cross multiply
    9,821,021.61x = 13,553,013.55 × 5,693,445.47
  4. Step 4: Simplify right side
    9,821,021.61x = 77,163,343,670,260.48
  5. Step 5: Solve for x
    x = 77,163,343,670,260.48/9,821,021.61
  6. Step 6: Final answer
    x = 7,856,956.92

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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.