Home / 7,128,002.05-10,692,003.08-2,334,535.45

Finding the Fourth Proportional to 7,128,002.05, 10,692,003.08 and 2,334,535.45

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Solution

The fourth proportional to 7,128,002.05, 10,692,003.08 and 2,334,535.45 is: 3,501,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,128,002.05 : 10,692,003.08 = 2,334,535.45 : x
  2. Step 2: Convert to fraction form
    7,128,002.05/10,692,003.08 = 2,334,535.45/x
  3. Step 3: Cross multiply
    7,128,002.05x = 10,692,003.08 × 2,334,535.45
  4. Step 4: Simplify right side
    7,128,002.05x = 24,960,860,221,769.19
  5. Step 5: Solve for x
    x = 24,960,860,221,769.19/7,128,002.05
  6. Step 6: Final answer
    x = 3,501,803.18

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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.