Home / 76,021,430.40-114,032,145.60-24,905,116.80

Finding the Fourth Proportional to 76,021,430.40, 114,032,145.60 and 24,905,116.80

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Solution

The fourth proportional to 76,021,430.40, 114,032,145.60 and 24,905,116.80 is: 37,357,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,021,430.40 : 114,032,145.60 = 24,905,116.80 : x
  2. Step 2: Convert to fraction form
    76,021,430.40/114,032,145.60 = 24,905,116.80/x
  3. Step 3: Cross multiply
    76,021,430.40x = 114,032,145.60 × 24,905,116.80
  4. Step 4: Simplify right side
    76,021,430.40x = 2,839,983,905,122,606
  5. Step 5: Solve for x
    x = 2,839,983,905,122,606/76,021,430.40
  6. Step 6: Final answer
    x = 37,357,675.20

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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.