Home / 7,216,746.77-9,959,109.72-4,316,137.18

Finding the Fourth Proportional to 7,216,746.77, 9,959,109.72 and 4,316,137.18

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Solution

The fourth proportional to 7,216,746.77, 9,959,109.72 and 4,316,137.18 is: 5,956,268.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,746.77 : 9,959,109.72 = 4,316,137.18 : x
  2. Step 2: Convert to fraction form
    7,216,746.77/9,959,109.72 = 4,316,137.18/x
  3. Step 3: Cross multiply
    7,216,746.77x = 9,959,109.72 × 4,316,137.18
  4. Step 4: Simplify right side
    7,216,746.77x = 42,984,883,670,815.16
  5. Step 5: Solve for x
    x = 42,984,883,670,815.16/7,216,746.77
  6. Step 6: Final answer
    x = 5,956,268.81

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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.