Home / 12,761,606.56-17,610,587.28-7,602,295.84

Finding the Fourth Proportional to 12,761,606.56, 17,610,587.28 and 7,602,295.84

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Solution

The fourth proportional to 12,761,606.56, 17,610,587.28 and 7,602,295.84 is: 10,490,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,761,606.56 : 17,610,587.28 = 7,602,295.84 : x
  2. Step 2: Convert to fraction form
    12,761,606.56/17,610,587.28 = 7,602,295.84/x
  3. Step 3: Cross multiply
    12,761,606.56x = 17,610,587.28 × 7,602,295.84
  4. Step 4: Simplify right side
    12,761,606.56x = 133,880,894,418,700.92
  5. Step 5: Solve for x
    x = 133,880,894,418,700.92/12,761,606.56
  6. Step 6: Final answer
    x = 10,490,912.24

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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.