Home / 30,602,618.30-45,903,927.45-10,407,860.30

Finding the Fourth Proportional to 30,602,618.30, 45,903,927.45 and 10,407,860.30

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Solution

The fourth proportional to 30,602,618.30, 45,903,927.45 and 10,407,860.30 is: 15,611,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602,618.30 : 45,903,927.45 = 10,407,860.30 : x
  2. Step 2: Convert to fraction form
    30,602,618.30/45,903,927.45 = 10,407,860.30/x
  3. Step 3: Cross multiply
    30,602,618.30x = 45,903,927.45 × 10,407,860.30
  4. Step 4: Simplify right side
    30,602,618.30x = 477,761,664,120,935.31
  5. Step 5: Solve for x
    x = 477,761,664,120,935.31/30,602,618.30
  6. Step 6: Final answer
    x = 15,611,790.45

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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.