Home / 19,938,125.64-27,515,075.28-11,236,566.57

Finding the Fourth Proportional to 19,938,125.64, 27,515,075.28 and 11,236,566.57

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Solution

The fourth proportional to 19,938,125.64, 27,515,075.28 and 11,236,566.57 is: 15,506,722.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,938,125.64 : 27,515,075.28 = 11,236,566.57 : x
  2. Step 2: Convert to fraction form
    19,938,125.64/27,515,075.28 = 11,236,566.57/x
  3. Step 3: Cross multiply
    19,938,125.64x = 27,515,075.28 × 11,236,566.57
  4. Step 4: Simplify right side
    19,938,125.64x = 309,174,975,062,281.44
  5. Step 5: Solve for x
    x = 309,174,975,062,281.44/19,938,125.64
  6. Step 6: Final answer
    x = 15,506,722.18

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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.