Home / 13,153,038.16-19,729,112.54-4,633,151.98

Finding the Fourth Proportional to 13,153,038.16, 19,729,112.54 and 4,633,151.98

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Solution

The fourth proportional to 13,153,038.16, 19,729,112.54 and 4,633,151.98 is: 6,949,571.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,038.16 : 19,729,112.54 = 4,633,151.98 : x
  2. Step 2: Convert to fraction form
    13,153,038.16/19,729,112.54 = 4,633,151.98/x
  3. Step 3: Cross multiply
    13,153,038.16x = 19,729,112.54 × 4,633,151.98
  4. Step 4: Simplify right side
    13,153,038.16x = 91,407,976,828,343.83
  5. Step 5: Solve for x
    x = 91,407,976,828,343.83/13,153,038.16
  6. Step 6: Final answer
    x = 6,949,571.32

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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.