Home / 8,630,118.71-11,909,539.35-4,762,612.20

Finding the Fourth Proportional to 8,630,118.71, 11,909,539.35 and 4,762,612.20

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Solution

The fourth proportional to 8,630,118.71, 11,909,539.35 and 4,762,612.20 is: 6,572,391.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630,118.71 : 11,909,539.35 = 4,762,612.20 : x
  2. Step 2: Convert to fraction form
    8,630,118.71/11,909,539.35 = 4,762,612.20/x
  3. Step 3: Cross multiply
    8,630,118.71x = 11,909,539.35 × 4,762,612.20
  4. Step 4: Simplify right side
    8,630,118.71x = 56,720,517,404,690.07
  5. Step 5: Solve for x
    x = 56,720,517,404,690.07/8,630,118.71
  6. Step 6: Final answer
    x = 6,572,391.34

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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.