Home / 11,346,075.40-17,021,445.90-3,778,472.20

Finding the Fourth Proportional to 11,346,075.40, 17,021,445.90 and 3,778,472.20

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Solution

The fourth proportional to 11,346,075.40, 17,021,445.90 and 3,778,472.20 is: 5,668,485.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346,075.40 : 17,021,445.90 = 3,778,472.20 : x
  2. Step 2: Convert to fraction form
    11,346,075.40/17,021,445.90 = 3,778,472.20/x
  3. Step 3: Cross multiply
    11,346,075.40x = 17,021,445.90 × 3,778,472.20
  4. Step 4: Simplify right side
    11,346,075.40x = 64,315,060,136,953.98
  5. Step 5: Solve for x
    x = 64,315,060,136,953.98/11,346,075.40
  6. Step 6: Final answer
    x = 5,668,485.17

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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.