Home / 76,389,030.08-105,216,050.26-58,714,132.76

Finding the Fourth Proportional to 76,389,030.08, 105,216,050.26 and 58,714,132.76

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Solution

The fourth proportional to 76,389,030.08, 105,216,050.26 and 58,714,132.76 is: 80,871,155.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,389,030.08 : 105,216,050.26 = 58,714,132.76 : x
  2. Step 2: Convert to fraction form
    76,389,030.08/105,216,050.26 = 58,714,132.76/x
  3. Step 3: Cross multiply
    76,389,030.08x = 105,216,050.26 × 58,714,132.76
  4. Step 4: Simplify right side
    76,389,030.08x = 6,177,669,143,448,473
  5. Step 5: Solve for x
    x = 6,177,669,143,448,473/76,389,030.08
  6. Step 6: Final answer
    x = 80,871,155.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.