Home / 13,525,292.36-20,291,049-4,427,683.40

Finding the Fourth Proportional to 13,525,292.36, 20,291,049 and 4,427,683.40

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Solution

The fourth proportional to 13,525,292.36, 20,291,049 and 4,427,683.40 is: 6,642,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,525,292.36 : 20,291,049 = 4,427,683.40 : x
  2. Step 2: Convert to fraction form
    13,525,292.36/20,291,049 = 4,427,683.40/x
  3. Step 3: Cross multiply
    13,525,292.36x = 20,291,049 × 4,427,683.40
  4. Step 4: Simplify right side
    13,525,292.36x = 89,842,340,825,886.61
  5. Step 5: Solve for x
    x = 89,842,340,825,886.61/13,525,292.36
  6. Step 6: Final answer
    x = 6,642,543.35

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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.