Home / 10,442,998.96-15,667,705.50-4,985,058.40

Finding the Fourth Proportional to 10,442,998.96, 15,667,705.50 and 4,985,058.40

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Solution

The fourth proportional to 10,442,998.96, 15,667,705.50 and 4,985,058.40 is: 7,479,118.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442,998.96 : 15,667,705.50 = 4,985,058.40 : x
  2. Step 2: Convert to fraction form
    10,442,998.96/15,667,705.50 = 4,985,058.40/x
  3. Step 3: Cross multiply
    10,442,998.96x = 15,667,705.50 × 4,985,058.40
  4. Step 4: Simplify right side
    10,442,998.96x = 78,104,426,911,501.20
  5. Step 5: Solve for x
    x = 78,104,426,911,501.20/10,442,998.96
  6. Step 6: Final answer
    x = 7,479,118.52

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.