Home / 30,538,938.96-45,807,211.80-10,344,180.24

Finding the Fourth Proportional to 30,538,938.96, 45,807,211.80 and 10,344,180.24

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Solution

The fourth proportional to 30,538,938.96, 45,807,211.80 and 10,344,180.24 is: 15,515,865.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,538,938.96 : 45,807,211.80 = 10,344,180.24 : x
  2. Step 2: Convert to fraction form
    30,538,938.96/45,807,211.80 = 10,344,180.24/x
  3. Step 3: Cross multiply
    30,538,938.96x = 45,807,211.80 × 10,344,180.24
  4. Step 4: Simplify right side
    30,538,938.96x = 473,838,055,151,054.81
  5. Step 5: Solve for x
    x = 473,838,055,151,054.81/30,538,938.96
  6. Step 6: Final answer
    x = 15,515,865.03

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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.