Home / 7,697,277.72-10,621,981.98-4,259,663.64

Finding the Fourth Proportional to 7,697,277.72, 10,621,981.98 and 4,259,663.64

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Solution

The fourth proportional to 7,697,277.72, 10,621,981.98 and 4,259,663.64 is: 5,878,191.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,697,277.72 : 10,621,981.98 = 4,259,663.64 : x
  2. Step 2: Convert to fraction form
    7,697,277.72/10,621,981.98 = 4,259,663.64/x
  3. Step 3: Cross multiply
    7,697,277.72x = 10,621,981.98 × 4,259,663.64
  4. Step 4: Simplify right side
    7,697,277.72x = 45,246,070,424,941.20
  5. Step 5: Solve for x
    x = 45,246,070,424,941.20/7,697,277.72
  6. Step 6: Final answer
    x = 5,878,191.23

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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.