Home / 14,720,078.16-22,089,565.01-7,142,910.48

Finding the Fourth Proportional to 14,720,078.16, 22,089,565.01 and 7,142,910.48

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Solution

The fourth proportional to 14,720,078.16, 22,089,565.01 and 7,142,910.48 is: 10,718,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,720,078.16 : 22,089,565.01 = 7,142,910.48 : x
  2. Step 2: Convert to fraction form
    14,720,078.16/22,089,565.01 = 7,142,910.48/x
  3. Step 3: Cross multiply
    14,720,078.16x = 22,089,565.01 × 7,142,910.48
  4. Step 4: Simplify right side
    14,720,078.16x = 157,783,785,426,427.59
  5. Step 5: Solve for x
    x = 157,783,785,426,427.59/14,720,078.16
  6. Step 6: Final answer
    x = 10,718,950.25

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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.