Home / 91,994,208.47-126,952,008.10-50,178,271.62

Finding the Fourth Proportional to 91,994,208.47, 126,952,008.10 and 50,178,271.62

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Solution

The fourth proportional to 91,994,208.47, 126,952,008.10 and 50,178,271.62 is: 69,246,015.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,994,208.47 : 126,952,008.10 = 50,178,271.62 : x
  2. Step 2: Convert to fraction form
    91,994,208.47/126,952,008.10 = 50,178,271.62/x
  3. Step 3: Cross multiply
    91,994,208.47x = 126,952,008.10 × 50,178,271.62
  4. Step 4: Simplify right side
    91,994,208.47x = 6,370,232,345,064,634
  5. Step 5: Solve for x
    x = 6,370,232,345,064,634/91,994,208.47
  6. Step 6: Final answer
    x = 69,246,015.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.