Home / 7,302,238.07-10,076,412.28-4,038,982.57

Finding the Fourth Proportional to 7,302,238.07, 10,076,412.28 and 4,038,982.57

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Solution

The fourth proportional to 7,302,238.07, 10,076,412.28 and 4,038,982.57 is: 5,573,421.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302,238.07 : 10,076,412.28 = 4,038,982.57 : x
  2. Step 2: Convert to fraction form
    7,302,238.07/10,076,412.28 = 4,038,982.57/x
  3. Step 3: Cross multiply
    7,302,238.07x = 10,076,412.28 × 4,038,982.57
  4. Step 4: Simplify right side
    7,302,238.07x = 40,698,453,496,476.98
  5. Step 5: Solve for x
    x = 40,698,453,496,476.98/7,302,238.07
  6. Step 6: Final answer
    x = 5,573,421.89

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1.5x scale

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.