Home / 14,304,777.75-19,740,695.98-7,778,360.44

Finding the Fourth Proportional to 14,304,777.75, 19,740,695.98 and 7,778,360.44

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Solution

The fourth proportional to 14,304,777.75, 19,740,695.98 and 7,778,360.44 is: 10,734,193.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,777.75 : 19,740,695.98 = 7,778,360.44 : x
  2. Step 2: Convert to fraction form
    14,304,777.75/19,740,695.98 = 7,778,360.44/x
  3. Step 3: Cross multiply
    14,304,777.75x = 19,740,695.98 × 7,778,360.44
  4. Step 4: Simplify right side
    14,304,777.75x = 153,550,248,668,899.03
  5. Step 5: Solve for x
    x = 153,550,248,668,899.03/14,304,777.75
  6. Step 6: Final answer
    x = 10,734,193.24

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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.