Home / 12,630,283.88-17,429,690.23-7,332,470.39

Finding the Fourth Proportional to 12,630,283.88, 17,429,690.23 and 7,332,470.39

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Solution

The fourth proportional to 12,630,283.88, 17,429,690.23 and 7,332,470.39 is: 10,118,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,630,283.88 : 17,429,690.23 = 7,332,470.39 : x
  2. Step 2: Convert to fraction form
    12,630,283.88/17,429,690.23 = 7,332,470.39/x
  3. Step 3: Cross multiply
    12,630,283.88x = 17,429,690.23 × 7,332,470.39
  4. Step 4: Simplify right side
    12,630,283.88x = 127,802,687,518,347.28
  5. Step 5: Solve for x
    x = 127,802,687,518,347.28/12,630,283.88
  6. Step 6: Final answer
    x = 10,118,750.20

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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.