Home / 12,596,686.80-18,896,873.40-4,075,573.20

Finding the Fourth Proportional to 12,596,686.80, 18,896,873.40 and 4,075,573.20

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Solution

The fourth proportional to 12,596,686.80, 18,896,873.40 and 4,075,573.20 is: 6,113,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,686.80 : 18,896,873.40 = 4,075,573.20 : x
  2. Step 2: Convert to fraction form
    12,596,686.80/18,896,873.40 = 4,075,573.20/x
  3. Step 3: Cross multiply
    12,596,686.80x = 18,896,873.40 × 4,075,573.20
  4. Step 4: Simplify right side
    12,596,686.80x = 77,015,590,792,832.88
  5. Step 5: Solve for x
    x = 77,015,590,792,832.88/12,596,686.80
  6. Step 6: Final answer
    x = 6,113,956.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.