Home / 30,602,619.30-45,903,928.95-10,407,861.30

Finding the Fourth Proportional to 30,602,619.30, 45,903,928.95 and 10,407,861.30

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Solution

The fourth proportional to 30,602,619.30, 45,903,928.95 and 10,407,861.30 is: 15,611,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602,619.30 : 45,903,928.95 = 10,407,861.30 : x
  2. Step 2: Convert to fraction form
    30,602,619.30/45,903,928.95 = 10,407,861.30/x
  3. Step 3: Cross multiply
    30,602,619.30x = 45,903,928.95 × 10,407,861.30
  4. Step 4: Simplify right side
    30,602,619.30x = 477,761,725,636,654.69
  5. Step 5: Solve for x
    x = 477,761,725,636,654.69/30,602,619.30
  6. Step 6: Final answer
    x = 15,611,791.95

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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.