Home / 12,596,772.80-18,897,002.40-4,075,659.20

Finding the Fourth Proportional to 12,596,772.80, 18,897,002.40 and 4,075,659.20

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Solution

The fourth proportional to 12,596,772.80, 18,897,002.40 and 4,075,659.20 is: 6,114,085.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,772.80 : 18,897,002.40 = 4,075,659.20 : x
  2. Step 2: Convert to fraction form
    12,596,772.80/18,897,002.40 = 4,075,659.20/x
  3. Step 3: Cross multiply
    12,596,772.80x = 18,897,002.40 × 4,075,659.20
  4. Step 4: Simplify right side
    12,596,772.80x = 77,017,741,683,982.08
  5. Step 5: Solve for x
    x = 77,017,741,683,982.08/12,596,772.80
  6. Step 6: Final answer
    x = 6,114,085.16

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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.