Home / 8,702,088.54-12,005,018.55-5,798,646.78

Finding the Fourth Proportional to 8,702,088.54, 12,005,018.55 and 5,798,646.78

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Solution

The fourth proportional to 8,702,088.54, 12,005,018.55 and 5,798,646.78 is: 7,999,558.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702,088.54 : 12,005,018.55 = 5,798,646.78 : x
  2. Step 2: Convert to fraction form
    8,702,088.54/12,005,018.55 = 5,798,646.78/x
  3. Step 3: Cross multiply
    8,702,088.54x = 12,005,018.55 × 5,798,646.78
  4. Step 4: Simplify right side
    8,702,088.54x = 69,612,862,158,797.77
  5. Step 5: Solve for x
    x = 69,612,862,158,797.77/8,702,088.54
  6. Step 6: Final answer
    x = 7,999,558.02

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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.