Home / 13,369,956.40-18,450,440.76-7,258,227.76

Finding the Fourth Proportional to 13,369,956.40, 18,450,440.76 and 7,258,227.76

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Solution

The fourth proportional to 13,369,956.40, 18,450,440.76 and 7,258,227.76 is: 10,016,300.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,369,956.40 : 18,450,440.76 = 7,258,227.76 : x
  2. Step 2: Convert to fraction form
    13,369,956.40/18,450,440.76 = 7,258,227.76/x
  3. Step 3: Cross multiply
    13,369,956.40x = 18,450,440.76 × 7,258,227.76
  4. Step 4: Simplify right side
    13,369,956.40x = 133,917,501,308,467.50
  5. Step 5: Solve for x
    x = 133,917,501,308,467.50/13,369,956.40
  6. Step 6: Final answer
    x = 10,016,300.52

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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.