Home / 64,357,682.20-96,538,856.10-18,924,069.40

Finding the Fourth Proportional to 64,357,682.20, 96,538,856.10 and 18,924,069.40

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Solution

The fourth proportional to 64,357,682.20, 96,538,856.10 and 18,924,069.40 is: 28,386,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,357,682.20 : 96,538,856.10 = 18,924,069.40 : x
  2. Step 2: Convert to fraction form
    64,357,682.20/96,538,856.10 = 18,924,069.40/x
  3. Step 3: Cross multiply
    64,357,682.20x = 96,538,856.10 × 18,924,069.40
  4. Step 4: Simplify right side
    64,357,682.20x = 1,826,908,012,633,013
  5. Step 5: Solve for x
    x = 1,826,908,012,633,013/64,357,682.20
  6. Step 6: Final answer
    x = 28,386,790.05

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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.