Home / 27,709,973.37-38,239,667.51-15,486,830.37

Finding the Fourth Proportional to 27,709,973.37, 38,239,667.51 and 15,486,830.37

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Solution

The fourth proportional to 27,709,973.37, 38,239,667.51 and 15,486,830.37 is: 21,371,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,709,973.37 : 38,239,667.51 = 15,486,830.37 : x
  2. Step 2: Convert to fraction form
    27,709,973.37/38,239,667.51 = 15,486,830.37/x
  3. Step 3: Cross multiply
    27,709,973.37x = 38,239,667.51 × 15,486,830.37
  4. Step 4: Simplify right side
    27,709,973.37x = 592,211,244,055,136.12
  5. Step 5: Solve for x
    x = 592,211,244,055,136.12/27,709,973.37
  6. Step 6: Final answer
    x = 21,371,772.40

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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.