Home / 19,281,739.36-28,922,483.76-4,904,684.32

Finding the Fourth Proportional to 19,281,739.36, 28,922,483.76 and 4,904,684.32

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Solution

The fourth proportional to 19,281,739.36, 28,922,483.76 and 4,904,684.32 is: 7,356,994.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,281,739.36 : 28,922,483.76 = 4,904,684.32 : x
  2. Step 2: Convert to fraction form
    19,281,739.36/28,922,483.76 = 4,904,684.32/x
  3. Step 3: Cross multiply
    19,281,739.36x = 28,922,483.76 × 4,904,684.32
  4. Step 4: Simplify right side
    19,281,739.36x = 141,855,652,593,126.66
  5. Step 5: Solve for x
    x = 141,855,652,593,126.66/19,281,739.36
  6. Step 6: Final answer
    x = 7,356,994.61

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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.