Home / 91,025,111.22-136,509,206.66-30,426,665.46

Finding the Fourth Proportional to 91,025,111.22, 136,509,206.66 and 30,426,665.46

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Solution

The fourth proportional to 91,025,111.22, 136,509,206.66 and 30,426,665.46 is: 45,630,484.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,025,111.22 : 136,509,206.66 = 30,426,665.46 : x
  2. Step 2: Convert to fraction form
    91,025,111.22/136,509,206.66 = 30,426,665.46/x
  3. Step 3: Cross multiply
    91,025,111.22x = 136,509,206.66 × 30,426,665.46
  4. Step 4: Simplify right side
    91,025,111.22x = 4,153,519,963,253,824
  5. Step 5: Solve for x
    x = 4,153,519,963,253,824/91,025,111.22
  6. Step 6: Final answer
    x = 45,630,484.90

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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.