Home / 19,935,018.60-29,893,670.55-7,800,449.10

Finding the Fourth Proportional to 19,935,018.60, 29,893,670.55 and 7,800,449.10

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Solution

The fourth proportional to 19,935,018.60, 29,893,670.55 and 7,800,449.10 is: 11,697,207.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935,018.60 : 29,893,670.55 = 7,800,449.10 : x
  2. Step 2: Convert to fraction form
    19,935,018.60/29,893,670.55 = 7,800,449.10/x
  3. Step 3: Cross multiply
    19,935,018.60x = 29,893,670.55 × 7,800,449.10
  4. Step 4: Simplify right side
    19,935,018.60x = 233,184,055,537,444
  5. Step 5: Solve for x
    x = 233,184,055,537,444/19,935,018.60
  6. Step 6: Final answer
    x = 11,697,207.82

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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.