Home / 7,615,756.51-11,417,653.62-5,212,314.58

Finding the Fourth Proportional to 7,615,756.51, 11,417,653.62 and 5,212,314.58

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Solution

The fourth proportional to 7,615,756.51, 11,417,653.62 and 5,212,314.58 is: 7,814,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615,756.51 : 11,417,653.62 = 5,212,314.58 : x
  2. Step 2: Convert to fraction form
    7,615,756.51/11,417,653.62 = 5,212,314.58/x
  3. Step 3: Cross multiply
    7,615,756.51x = 11,417,653.62 × 5,212,314.58
  4. Step 4: Simplify right side
    7,615,756.51x = 59,512,402,432,915.77
  5. Step 5: Solve for x
    x = 59,512,402,432,915.77/7,615,756.51
  6. Step 6: Final answer
    x = 7,814,378.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.