Home / 51,775,438.53-77,642,974.47-19,409,681.10

Finding the Fourth Proportional to 51,775,438.53, 77,642,974.47 and 19,409,681.10

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Solution

The fourth proportional to 51,775,438.53, 77,642,974.47 and 19,409,681.10 is: 29,106,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,775,438.53 : 77,642,974.47 = 19,409,681.10 : x
  2. Step 2: Convert to fraction form
    51,775,438.53/77,642,974.47 = 19,409,681.10/x
  3. Step 3: Cross multiply
    51,775,438.53x = 77,642,974.47 × 19,409,681.10
  4. Step 4: Simplify right side
    51,775,438.53x = 1,507,025,374,118,141.50
  5. Step 5: Solve for x
    x = 1,507,025,374,118,141.50/51,775,438.53
  6. Step 6: Final answer
    x = 29,106,955.28

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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.