Home / 55,280,833.02-76,289,856.90-30,502,627.26

Finding the Fourth Proportional to 55,280,833.02, 76,289,856.90 and 30,502,627.26

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Solution

The fourth proportional to 55,280,833.02, 76,289,856.90 and 30,502,627.26 is: 42,094,898.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,280,833.02 : 76,289,856.90 = 30,502,627.26 : x
  2. Step 2: Convert to fraction form
    55,280,833.02/76,289,856.90 = 30,502,627.26/x
  3. Step 3: Cross multiply
    55,280,833.02x = 76,289,856.90 × 30,502,627.26
  4. Step 4: Simplify right side
    55,280,833.02x = 2,327,041,068,739,439.50
  5. Step 5: Solve for x
    x = 2,327,041,068,739,439.50/55,280,833.02
  6. Step 6: Final answer
    x = 42,094,898.75

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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.