Home / 51,026,680.36-70,424,896.80-30,412,084.06

Finding the Fourth Proportional to 51,026,680.36, 70,424,896.80 and 30,412,084.06

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Solution

The fourth proportional to 51,026,680.36, 70,424,896.80 and 30,412,084.06 is: 41,973,490.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,026,680.36 : 70,424,896.80 = 30,412,084.06 : x
  2. Step 2: Convert to fraction form
    51,026,680.36/70,424,896.80 = 30,412,084.06/x
  3. Step 3: Cross multiply
    51,026,680.36x = 70,424,896.80 × 30,412,084.06
  4. Step 4: Simplify right side
    51,026,680.36x = 2,141,767,881,398,424.75
  5. Step 5: Solve for x
    x = 2,141,767,881,398,424.75/51,026,680.36
  6. Step 6: Final answer
    x = 41,973,490.46

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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.