Home / 13,459,200.03-18,573,601.55-7,347,628.53

Finding the Fourth Proportional to 13,459,200.03, 18,573,601.55 and 7,347,628.53

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Solution

The fourth proportional to 13,459,200.03, 18,573,601.55 and 7,347,628.53 is: 10,139,675.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,200.03 : 18,573,601.55 = 7,347,628.53 : x
  2. Step 2: Convert to fraction form
    13,459,200.03/18,573,601.55 = 7,347,628.53/x
  3. Step 3: Cross multiply
    13,459,200.03x = 18,573,601.55 × 7,347,628.53
  4. Step 4: Simplify right side
    13,459,200.03x = 136,471,924,579,133.28
  5. Step 5: Solve for x
    x = 136,471,924,579,133.28/13,459,200.03
  6. Step 6: Final answer
    x = 10,139,675.79

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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.