Home / 13,459,197.84-18,573,598.54-7,347,626.34

Finding the Fourth Proportional to 13,459,197.84, 18,573,598.54 and 7,347,626.34

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Solution

The fourth proportional to 13,459,197.84, 18,573,598.54 and 7,347,626.34 is: 10,139,672.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,197.84 : 18,573,598.54 = 7,347,626.34 : x
  2. Step 2: Convert to fraction form
    13,459,197.84/18,573,598.54 = 7,347,626.34/x
  3. Step 3: Cross multiply
    13,459,197.84x = 18,573,598.54 × 7,347,626.34
  4. Step 4: Simplify right side
    13,459,197.84x = 136,471,861,759,292.67
  5. Step 5: Solve for x
    x = 136,471,861,759,292.67/13,459,197.84
  6. Step 6: Final answer
    x = 10,139,672.77

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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.