Home / 42,303,655.80-63,460,149.30-13,544,897.40

Finding the Fourth Proportional to 42,303,655.80, 63,460,149.30 and 13,544,897.40

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Solution

The fourth proportional to 42,303,655.80, 63,460,149.30 and 13,544,897.40 is: 20,318,839.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,303,655.80 : 63,460,149.30 = 13,544,897.40 : x
  2. Step 2: Convert to fraction form
    42,303,655.80/63,460,149.30 = 13,544,897.40/x
  3. Step 3: Cross multiply
    42,303,655.80x = 63,460,149.30 × 13,544,897.40
  4. Step 4: Simplify right side
    42,303,655.80x = 859,561,211,257,181.75
  5. Step 5: Solve for x
    x = 859,561,211,257,181.75/42,303,655.80
  6. Step 6: Final answer
    x = 20,318,839.94

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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.