Home / 12,452,428.40-18,683,308.20-4,884,825.20

Finding the Fourth Proportional to 12,452,428.40, 18,683,308.20 and 4,884,825.20

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Solution

The fourth proportional to 12,452,428.40, 18,683,308.20 and 4,884,825.20 is: 7,329,068.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,428.40 : 18,683,308.20 = 4,884,825.20 : x
  2. Step 2: Convert to fraction form
    12,452,428.40/18,683,308.20 = 4,884,825.20/x
  3. Step 3: Cross multiply
    12,452,428.40x = 18,683,308.20 × 4,884,825.20
  4. Step 4: Simplify right side
    12,452,428.40x = 91,264,694,714,726.64
  5. Step 5: Solve for x
    x = 91,264,694,714,726.64/12,452,428.40
  6. Step 6: Final answer
    x = 7,329,068.02

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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.