Home / 10,572,870.48-15,859,962.36-3,000,428.88

Finding the Fourth Proportional to 10,572,870.48, 15,859,962.36 and 3,000,428.88

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Solution

The fourth proportional to 10,572,870.48, 15,859,962.36 and 3,000,428.88 is: 4,500,829.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,572,870.48 : 15,859,962.36 = 3,000,428.88 : x
  2. Step 2: Convert to fraction form
    10,572,870.48/15,859,962.36 = 3,000,428.88/x
  3. Step 3: Cross multiply
    10,572,870.48x = 15,859,962.36 × 3,000,428.88
  4. Step 4: Simplify right side
    10,572,870.48x = 47,586,689,100,656.95
  5. Step 5: Solve for x
    x = 47,586,689,100,656.95/10,572,870.48
  6. Step 6: Final answer
    x = 4,500,829.67

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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.