Home / 30,249,518.30-45,374,277.45-10,052,135.90

Finding the Fourth Proportional to 30,249,518.30, 45,374,277.45 and 10,052,135.90

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Solution

The fourth proportional to 30,249,518.30, 45,374,277.45 and 10,052,135.90 is: 15,078,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,249,518.30 : 45,374,277.45 = 10,052,135.90 : x
  2. Step 2: Convert to fraction form
    30,249,518.30/45,374,277.45 = 10,052,135.90/x
  3. Step 3: Cross multiply
    30,249,518.30x = 45,374,277.45 × 10,052,135.90
  4. Step 4: Simplify right side
    30,249,518.30x = 456,108,403,291,705.50
  5. Step 5: Solve for x
    x = 456,108,403,291,705.50/30,249,518.30
  6. Step 6: Final answer
    x = 15,078,203.85

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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.