Home / 15,779,786.07-21,772,404.67-9,584,660.24

Finding the Fourth Proportional to 15,779,786.07, 21,772,404.67 and 9,584,660.24

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Solution

The fourth proportional to 15,779,786.07, 21,772,404.67 and 9,584,660.24 is: 13,224,583.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,786.07 : 21,772,404.67 = 9,584,660.24 : x
  2. Step 2: Convert to fraction form
    15,779,786.07/21,772,404.67 = 9,584,660.24/x
  3. Step 3: Cross multiply
    15,779,786.07x = 21,772,404.67 × 9,584,660.24
  4. Step 4: Simplify right side
    15,779,786.07x = 208,681,101,336,533.38
  5. Step 5: Solve for x
    x = 208,681,101,336,533.38/15,779,786.07
  6. Step 6: Final answer
    x = 13,224,583.68

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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.