Home / 8,210,883.79-11,328,530.88-5,730,038.47

Finding the Fourth Proportional to 8,210,883.79, 11,328,530.88 and 5,730,038.47

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Solution

The fourth proportional to 8,210,883.79, 11,328,530.88 and 5,730,038.47 is: 7,905,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210,883.79 : 11,328,530.88 = 5,730,038.47 : x
  2. Step 2: Convert to fraction form
    8,210,883.79/11,328,530.88 = 5,730,038.47/x
  3. Step 3: Cross multiply
    8,210,883.79x = 11,328,530.88 × 5,730,038.47
  4. Step 4: Simplify right side
    8,210,883.79x = 64,912,917,750,982.95
  5. Step 5: Solve for x
    x = 64,912,917,750,982.95/8,210,883.79
  6. Step 6: Final answer
    x = 7,905,716.29

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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.