Home / 22,556,159.85-31,126,667.09-12,242,661.51

Finding the Fourth Proportional to 22,556,159.85, 31,126,667.09 and 12,242,661.51

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Solution

The fourth proportional to 22,556,159.85, 31,126,667.09 and 12,242,661.51 is: 16,894,420.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,556,159.85 : 31,126,667.09 = 12,242,661.51 : x
  2. Step 2: Convert to fraction form
    22,556,159.85/31,126,667.09 = 12,242,661.51/x
  3. Step 3: Cross multiply
    22,556,159.85x = 31,126,667.09 × 12,242,661.51
  4. Step 4: Simplify right side
    22,556,159.85x = 381,073,249,225,750
  5. Step 5: Solve for x
    x = 381,073,249,225,750/22,556,159.85
  6. Step 6: Final answer
    x = 16,894,420.49

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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.