Home / 10,507,503.39-15,759,950.58-2,831,748.72

Finding the Fourth Proportional to 10,507,503.39, 15,759,950.58 and 2,831,748.72

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Solution

The fourth proportional to 10,507,503.39, 15,759,950.58 and 2,831,748.72 is: 4,247,271.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507,503.39 : 15,759,950.58 = 2,831,748.72 : x
  2. Step 2: Convert to fraction form
    10,507,503.39/15,759,950.58 = 2,831,748.72/x
  3. Step 3: Cross multiply
    10,507,503.39x = 15,759,950.58 × 2,831,748.72
  4. Step 4: Simplify right side
    10,507,503.39x = 44,628,219,882,178.26
  5. Step 5: Solve for x
    x = 44,628,219,882,178.26/10,507,503.39
  6. Step 6: Final answer
    x = 4,247,271.52

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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.