Home / 20,547,410.32-28,355,355.48-11,845,541.44

Finding the Fourth Proportional to 20,547,410.32, 28,355,355.48 and 11,845,541.44

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Solution

The fourth proportional to 20,547,410.32, 28,355,355.48 and 11,845,541.44 is: 16,346,806.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,547,410.32 : 28,355,355.48 = 11,845,541.44 : x
  2. Step 2: Convert to fraction form
    20,547,410.32/28,355,355.48 = 11,845,541.44/x
  3. Step 3: Cross multiply
    20,547,410.32x = 28,355,355.48 × 11,845,541.44
  4. Step 4: Simplify right side
    20,547,410.32x = 335,884,538,384,271.06
  5. Step 5: Solve for x
    x = 335,884,538,384,271.06/20,547,410.32
  6. Step 6: Final answer
    x = 16,346,806.39

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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.