Home / 11,217,220.47-15,492,533.16-7,539,752.48

Finding the Fourth Proportional to 11,217,220.47, 15,492,533.16 and 7,539,752.48

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Solution

The fourth proportional to 11,217,220.47, 15,492,533.16 and 7,539,752.48 is: 10,413,441.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217,220.47 : 15,492,533.16 = 7,539,752.48 : x
  2. Step 2: Convert to fraction form
    11,217,220.47/15,492,533.16 = 7,539,752.48/x
  3. Step 3: Cross multiply
    11,217,220.47x = 15,492,533.16 × 7,539,752.48
  4. Step 4: Simplify right side
    11,217,220.47x = 116,809,865,353,323.56
  5. Step 5: Solve for x
    x = 116,809,865,353,323.56/11,217,220.47
  6. Step 6: Final answer
    x = 10,413,441.16

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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.