Home / 60,041,712-90,069,182.88-19,091,570.88

Finding the Fourth Proportional to 60,041,712, 90,069,182.88 and 19,091,570.88

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Solution

The fourth proportional to 60,041,712, 90,069,182.88 and 19,091,570.88 is: 28,639,459.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,041,712 : 90,069,182.88 = 19,091,570.88 : x
  2. Step 2: Convert to fraction form
    60,041,712/90,069,182.88 = 19,091,570.88/x
  3. Step 3: Cross multiply
    60,041,712x = 90,069,182.88 × 19,091,570.88
  4. Step 4: Simplify right side
    60,041,712x = 1,719,562,189,057,202.25
  5. Step 5: Solve for x
    x = 1,719,562,189,057,202.25/60,041,712
  6. Step 6: Final answer
    x = 28,639,459.67

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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.