Home / 11,054,292.80-15,254,955.04-6,408,980.64

Finding the Fourth Proportional to 11,054,292.80, 15,254,955.04 and 6,408,980.64

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Solution

The fourth proportional to 11,054,292.80, 15,254,955.04 and 6,408,980.64 is: 8,844,411.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054,292.80 : 15,254,955.04 = 6,408,980.64 : x
  2. Step 2: Convert to fraction form
    11,054,292.80/15,254,955.04 = 6,408,980.64/x
  3. Step 3: Cross multiply
    11,054,292.80x = 15,254,955.04 × 6,408,980.64
  4. Step 4: Simplify right side
    11,054,292.80x = 97,768,711,515,430.42
  5. Step 5: Solve for x
    x = 97,768,711,515,430.42/11,054,292.80
  6. Step 6: Final answer
    x = 8,844,411.24

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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.