Home / 12,596,800.80-18,897,044.40-4,075,687.20

Finding the Fourth Proportional to 12,596,800.80, 18,897,044.40 and 4,075,687.20

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Solution

The fourth proportional to 12,596,800.80, 18,897,044.40 and 4,075,687.20 is: 6,114,127.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,800.80 : 18,897,044.40 = 4,075,687.20 : x
  2. Step 2: Convert to fraction form
    12,596,800.80/18,897,044.40 = 4,075,687.20/x
  3. Step 3: Cross multiply
    12,596,800.80x = 18,897,044.40 × 4,075,687.20
  4. Step 4: Simplify right side
    12,596,800.80x = 77,018,441,978,911.67
  5. Step 5: Solve for x
    x = 77,018,441,978,911.67/12,596,800.80
  6. Step 6: Final answer
    x = 6,114,127.17

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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.