Home / 42,064,013.20-63,096,019.80-16,505,856.40

Finding the Fourth Proportional to 42,064,013.20, 63,096,019.80 and 16,505,856.40

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Solution

The fourth proportional to 42,064,013.20, 63,096,019.80 and 16,505,856.40 is: 24,758,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,064,013.20 : 63,096,019.80 = 16,505,856.40 : x
  2. Step 2: Convert to fraction form
    42,064,013.20/63,096,019.80 = 16,505,856.40/x
  3. Step 3: Cross multiply
    42,064,013.20x = 63,096,019.80 × 16,505,856.40
  4. Step 4: Simplify right side
    42,064,013.20x = 1,041,453,842,230,356.75
  5. Step 5: Solve for x
    x = 1,041,453,842,230,356.75/42,064,013.20
  6. Step 6: Final answer
    x = 24,758,784.60

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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.