Home / 25,700,751.45-38,547,335.12-7,500,059.72

Finding the Fourth Proportional to 25,700,751.45, 38,547,335.12 and 7,500,059.72

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Solution

The fourth proportional to 25,700,751.45, 38,547,335.12 and 7,500,059.72 is: 11,248,982.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,700,751.45 : 38,547,335.12 = 7,500,059.72 : x
  2. Step 2: Convert to fraction form
    25,700,751.45/38,547,335.12 = 7,500,059.72/x
  3. Step 3: Cross multiply
    25,700,751.45x = 38,547,335.12 × 7,500,059.72
  4. Step 4: Simplify right side
    25,700,751.45x = 289,107,315,409,353.06
  5. Step 5: Solve for x
    x = 289,107,315,409,353.06/25,700,751.45
  6. Step 6: Final answer
    x = 11,248,982.97

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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.