Home / 10,365,986.80-15,548,980.20-4,973,719.60

Finding the Fourth Proportional to 10,365,986.80, 15,548,980.20 and 4,973,719.60

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Solution

The fourth proportional to 10,365,986.80, 15,548,980.20 and 4,973,719.60 is: 7,460,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,986.80 : 15,548,980.20 = 4,973,719.60 : x
  2. Step 2: Convert to fraction form
    10,365,986.80/15,548,980.20 = 4,973,719.60/x
  3. Step 3: Cross multiply
    10,365,986.80x = 15,548,980.20 × 4,973,719.60
  4. Step 4: Simplify right side
    10,365,986.80x = 77,336,267,580,751.91
  5. Step 5: Solve for x
    x = 77,336,267,580,751.91/10,365,986.80
  6. Step 6: Final answer
    x = 7,460,579.40

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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.