Home / 10,867,541.60-16,301,312.40-5,198,837.60

Finding the Fourth Proportional to 10,867,541.60, 16,301,312.40 and 5,198,837.60

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Solution

The fourth proportional to 10,867,541.60, 16,301,312.40 and 5,198,837.60 is: 7,798,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,541.60 : 16,301,312.40 = 5,198,837.60 : x
  2. Step 2: Convert to fraction form
    10,867,541.60/16,301,312.40 = 5,198,837.60/x
  3. Step 3: Cross multiply
    10,867,541.60x = 16,301,312.40 × 5,198,837.60
  4. Step 4: Simplify right side
    10,867,541.60x = 84,747,875,834,466.23
  5. Step 5: Solve for x
    x = 84,747,875,834,466.23/10,867,541.60
  6. Step 6: Final answer
    x = 7,798,256.40

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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.