Home / 12,013,362.40-16,578,652.08-6,580,501.60

Finding the Fourth Proportional to 12,013,362.40, 16,578,652.08 and 6,580,501.60

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Solution

The fourth proportional to 12,013,362.40, 16,578,652.08 and 6,580,501.60 is: 9,081,208.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,013,362.40 : 16,578,652.08 = 6,580,501.60 : x
  2. Step 2: Convert to fraction form
    12,013,362.40/16,578,652.08 = 6,580,501.60/x
  3. Step 3: Cross multiply
    12,013,362.40x = 16,578,652.08 × 6,580,501.60
  4. Step 4: Simplify right side
    12,013,362.40x = 109,095,846,538,283.33
  5. Step 5: Solve for x
    x = 109,095,846,538,283.33/12,013,362.40
  6. Step 6: Final answer
    x = 9,081,208.32

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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.