Home / 28,185,023.60-42,267,165.34-9,736,275.28

Finding the Fourth Proportional to 28,185,023.60, 42,267,165.34 and 9,736,275.28

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Solution

The fourth proportional to 28,185,023.60, 42,267,165.34 and 9,736,275.28 is: 14,600,830.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,185,023.60 : 42,267,165.34 = 9,736,275.28 : x
  2. Step 2: Convert to fraction form
    28,185,023.60/42,267,165.34 = 9,736,275.28/x
  3. Step 3: Cross multiply
    28,185,023.60x = 42,267,165.34 × 9,736,275.28
  4. Step 4: Simplify right side
    28,185,023.60x = 411,524,757,055,514.81
  5. Step 5: Solve for x
    x = 411,524,757,055,514.81/28,185,023.60
  6. Step 6: Final answer
    x = 14,600,830.67

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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.