Home / 60,461,856.90-90,634,724.55-20,051,540.10

Finding the Fourth Proportional to 60,461,856.90, 90,634,724.55 and 20,051,540.10

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Solution

The fourth proportional to 60,461,856.90, 90,634,724.55 and 20,051,540.10 is: 30,058,054.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,461,856.90 : 90,634,724.55 = 20,051,540.10 : x
  2. Step 2: Convert to fraction form
    60,461,856.90/90,634,724.55 = 20,051,540.10/x
  3. Step 3: Cross multiply
    60,461,856.90x = 90,634,724.55 × 20,051,540.10
  4. Step 4: Simplify right side
    60,461,856.90x = 1,817,365,813,766,779.50
  5. Step 5: Solve for x
    x = 1,817,365,813,766,779.50/60,461,856.90
  6. Step 6: Final answer
    x = 30,058,054.90

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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.