Home / 37,007,621.36-51,075,862.10-21,323,643.15

Finding the Fourth Proportional to 37,007,621.36, 51,075,862.10 and 21,323,643.15

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Solution

The fourth proportional to 37,007,621.36, 51,075,862.10 and 21,323,643.15 is: 29,429,707.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,007,621.36 : 51,075,862.10 = 21,323,643.15 : x
  2. Step 2: Convert to fraction form
    37,007,621.36/51,075,862.10 = 21,323,643.15/x
  3. Step 3: Cross multiply
    37,007,621.36x = 51,075,862.10 × 21,323,643.15
  4. Step 4: Simplify right side
    37,007,621.36x = 1,089,123,457,163,889.50
  5. Step 5: Solve for x
    x = 1,089,123,457,163,889.50/37,007,621.36
  6. Step 6: Final answer
    x = 29,429,707.10

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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.