Home / 7,768,669.61-10,721,730.62-4,461,999.42

Finding the Fourth Proportional to 7,768,669.61, 10,721,730.62 and 4,461,999.42

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Solution

The fourth proportional to 7,768,669.61, 10,721,730.62 and 4,461,999.42 is: 6,158,114.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768,669.61 : 10,721,730.62 = 4,461,999.42 : x
  2. Step 2: Convert to fraction form
    7,768,669.61/10,721,730.62 = 4,461,999.42/x
  3. Step 3: Cross multiply
    7,768,669.61x = 10,721,730.62 × 4,461,999.42
  4. Step 4: Simplify right side
    7,768,669.61x = 47,840,355,807,836.23
  5. Step 5: Solve for x
    x = 47,840,355,807,836.23/7,768,669.61
  6. Step 6: Final answer
    x = 6,158,114.35

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1.5x scale

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.