Home / 4,963,613.60-7,445,420.40-2,124,012.80

Finding the Fourth Proportional to 4,963,613.60, 7,445,420.40 and 2,124,012.80

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Solution

The fourth proportional to 4,963,613.60, 7,445,420.40 and 2,124,012.80 is: 3,186,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,963,613.60 : 7,445,420.40 = 2,124,012.80 : x
  2. Step 2: Convert to fraction form
    4,963,613.60/7,445,420.40 = 2,124,012.80/x
  3. Step 3: Cross multiply
    4,963,613.60x = 7,445,420.40 × 2,124,012.80
  4. Step 4: Simplify right side
    4,963,613.60x = 15,814,168,230,981.12
  5. Step 5: Solve for x
    x = 15,814,168,230,981.12/4,963,613.60
  6. Step 6: Final answer
    x = 3,186,019.20

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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.