Home / 7,644,397.61-10,549,261.60-4,206,638.64

Finding the Fourth Proportional to 7,644,397.61, 10,549,261.60 and 4,206,638.64

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Solution

The fourth proportional to 7,644,397.61, 10,549,261.60 and 4,206,638.64 is: 5,805,157.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644,397.61 : 10,549,261.60 = 4,206,638.64 : x
  2. Step 2: Convert to fraction form
    7,644,397.61/10,549,261.60 = 4,206,638.64/x
  3. Step 3: Cross multiply
    7,644,397.61x = 10,549,261.60 × 4,206,638.64
  4. Step 4: Simplify right side
    7,644,397.61x = 44,376,931,499,071.36
  5. Step 5: Solve for x
    x = 44,376,931,499,071.36/7,644,397.61
  6. Step 6: Final answer
    x = 5,805,157.42

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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.