Home / 9,838,398.86-13,577,037.58-5,428,124.27

Finding the Fourth Proportional to 9,838,398.86, 13,577,037.58 and 5,428,124.27

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Solution

The fourth proportional to 9,838,398.86, 13,577,037.58 and 5,428,124.27 is: 7,490,837.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838,398.86 : 13,577,037.58 = 5,428,124.27 : x
  2. Step 2: Convert to fraction form
    9,838,398.86/13,577,037.58 = 5,428,124.27/x
  3. Step 3: Cross multiply
    9,838,398.86x = 13,577,037.58 × 5,428,124.27
  4. Step 4: Simplify right side
    9,838,398.86x = 73,697,847,268,884.77
  5. Step 5: Solve for x
    x = 73,697,847,268,884.77/9,838,398.86
  6. Step 6: Final answer
    x = 7,490,837.52

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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.