Home / 9,303,951.71-12,838,470.67-5,173,316.52

Finding the Fourth Proportional to 9,303,951.71, 12,838,470.67 and 5,173,316.52

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Solution

The fourth proportional to 9,303,951.71, 12,838,470.67 and 5,173,316.52 is: 7,138,630.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,303,951.71 : 12,838,470.67 = 5,173,316.52 : x
  2. Step 2: Convert to fraction form
    9,303,951.71/12,838,470.67 = 5,173,316.52/x
  3. Step 3: Cross multiply
    9,303,951.71x = 12,838,470.67 × 5,173,316.52
  4. Step 4: Simplify right side
    9,303,951.71x = 66,417,472,366,968.86
  5. Step 5: Solve for x
    x = 66,417,472,366,968.86/9,303,951.71
  6. Step 6: Final answer
    x = 7,138,630.38

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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.