Home / 21,564,364.56-29,758,704.63-11,774,739.24

Finding the Fourth Proportional to 21,564,364.56, 29,758,704.63 and 11,774,739.24

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Solution

The fourth proportional to 21,564,364.56, 29,758,704.63 and 11,774,739.24 is: 16,249,075.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,564,364.56 : 29,758,704.63 = 11,774,739.24 : x
  2. Step 2: Convert to fraction form
    21,564,364.56/29,758,704.63 = 11,774,739.24/x
  3. Step 3: Cross multiply
    21,564,364.56x = 29,758,704.63 × 11,774,739.24
  4. Step 4: Simplify right side
    21,564,364.56x = 350,400,987,138,430.69
  5. Step 5: Solve for x
    x = 350,400,987,138,430.69/21,564,364.56
  6. Step 6: Final answer
    x = 16,249,075.47

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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.