Home / 12,011,848.20-18,018,755.64-3,492,174.24

Finding the Fourth Proportional to 12,011,848.20, 18,018,755.64 and 3,492,174.24

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Solution

The fourth proportional to 12,011,848.20, 18,018,755.64 and 3,492,174.24 is: 5,238,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011,848.20 : 18,018,755.64 = 3,492,174.24 : x
  2. Step 2: Convert to fraction form
    12,011,848.20/18,018,755.64 = 3,492,174.24/x
  3. Step 3: Cross multiply
    12,011,848.20x = 18,018,755.64 × 3,492,174.24
  4. Step 4: Simplify right side
    12,011,848.20x = 62,924,634,282,862.72
  5. Step 5: Solve for x
    x = 62,924,634,282,862.72/12,011,848.20
  6. Step 6: Final answer
    x = 5,238,547.24

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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.