Home / 7,018,185.60-10,528,282.62-2,160,903.15

Finding the Fourth Proportional to 7,018,185.60, 10,528,282.62 and 2,160,903.15

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Solution

The fourth proportional to 7,018,185.60, 10,528,282.62 and 2,160,903.15 is: 3,241,663.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,185.60 : 10,528,282.62 = 2,160,903.15 : x
  2. Step 2: Convert to fraction form
    7,018,185.60/10,528,282.62 = 2,160,903.15/x
  3. Step 3: Cross multiply
    7,018,185.60x = 10,528,282.62 × 2,160,903.15
  4. Step 4: Simplify right side
    7,018,185.60x = 22,750,599,077,648.25
  5. Step 5: Solve for x
    x = 22,750,599,077,648.25/7,018,185.60
  6. Step 6: Final answer
    x = 3,241,663.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.