Home / 30,249,740.40-45,374,610.60-10,054,982.40

Finding the Fourth Proportional to 30,249,740.40, 45,374,610.60 and 10,054,982.40

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Solution

The fourth proportional to 30,249,740.40, 45,374,610.60 and 10,054,982.40 is: 15,082,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,249,740.40 : 45,374,610.60 = 10,054,982.40 : x
  2. Step 2: Convert to fraction form
    30,249,740.40/45,374,610.60 = 10,054,982.40/x
  3. Step 3: Cross multiply
    30,249,740.40x = 45,374,610.60 × 10,054,982.40
  4. Step 4: Simplify right side
    30,249,740.40x = 456,240,910,989,853.50
  5. Step 5: Solve for x
    x = 456,240,910,989,853.50/30,249,740.40
  6. Step 6: Final answer
    x = 15,082,473.60

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1.5x scale

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.