Home / 30,644,018.00-42,289,030.08-16,893,474.20

Finding the Fourth Proportional to 30,644,018.00, 42,289,030.08 and 16,893,474.20

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Solution

The fourth proportional to 30,644,018.00, 42,289,030.08 and 16,893,474.20 is: 23,313,151.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,644,018.00 : 42,289,030.08 = 16,893,474.20 : x
  2. Step 2: Convert to fraction form
    30,644,018.00/42,289,030.08 = 16,893,474.20/x
  3. Step 3: Cross multiply
    30,644,018.00x = 42,289,030.08 × 16,893,474.20
  4. Step 4: Simplify right side
    30,644,018.00x = 714,408,638,388,058.75
  5. Step 5: Solve for x
    x = 714,408,638,388,058.75/30,644,018.00
  6. Step 6: Final answer
    x = 23,313,151.64

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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.