Home / 13,628,547.60-20,442,821.40-10,227,325.20

Finding the Fourth Proportional to 13,628,547.60, 20,442,821.40 and 10,227,325.20

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Solution

The fourth proportional to 13,628,547.60, 20,442,821.40 and 10,227,325.20 is: 15,340,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,628,547.60 : 20,442,821.40 = 10,227,325.20 : x
  2. Step 2: Convert to fraction form
    13,628,547.60/20,442,821.40 = 10,227,325.20/x
  3. Step 3: Cross multiply
    13,628,547.60x = 20,442,821.40 × 10,227,325.20
  4. Step 4: Simplify right side
    13,628,547.60x = 209,075,382,463,319.25
  5. Step 5: Solve for x
    x = 209,075,382,463,319.25/13,628,547.60
  6. Step 6: Final answer
    x = 15,340,987.80

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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.