Home / 8,151,945.09-11,249,532.88-4,480,783.17

Finding the Fourth Proportional to 8,151,945.09, 11,249,532.88 and 4,480,783.17

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Solution

The fourth proportional to 8,151,945.09, 11,249,532.88 and 4,480,783.17 is: 6,183,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151,945.09 : 11,249,532.88 = 4,480,783.17 : x
  2. Step 2: Convert to fraction form
    8,151,945.09/11,249,532.88 = 4,480,783.17/x
  3. Step 3: Cross multiply
    8,151,945.09x = 11,249,532.88 × 4,480,783.17
  4. Step 4: Simplify right side
    8,151,945.09x = 50,406,717,599,065.63
  5. Step 5: Solve for x
    x = 50,406,717,599,065.63/8,151,945.09
  6. Step 6: Final answer
    x = 6,183,397.59

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1.5x scale

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.