Home / 14,338,419.70-21,507,629.55-13,011,315.70

Finding the Fourth Proportional to 14,338,419.70, 21,507,629.55 and 13,011,315.70

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Solution

The fourth proportional to 14,338,419.70, 21,507,629.55 and 13,011,315.70 is: 19,516,973.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338,419.70 : 21,507,629.55 = 13,011,315.70 : x
  2. Step 2: Convert to fraction form
    14,338,419.70/21,507,629.55 = 13,011,315.70/x
  3. Step 3: Cross multiply
    14,338,419.70x = 21,507,629.55 × 13,011,315.70
  4. Step 4: Simplify right side
    14,338,419.70x = 279,842,558,033,698.94
  5. Step 5: Solve for x
    x = 279,842,558,033,698.94/14,338,419.70
  6. Step 6: Final answer
    x = 19,516,973.55

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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.