Home / 15,989,429.40-23,977,145.70-6,401,621.40

Finding the Fourth Proportional to 15,989,429.40, 23,977,145.70 and 6,401,621.40

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Solution

The fourth proportional to 15,989,429.40, 23,977,145.70 and 6,401,621.40 is: 9,599,630.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989,429.40 : 23,977,145.70 = 6,401,621.40 : x
  2. Step 2: Convert to fraction form
    15,989,429.40/23,977,145.70 = 6,401,621.40/x
  3. Step 3: Cross multiply
    15,989,429.40x = 23,977,145.70 × 6,401,621.40
  4. Step 4: Simplify right side
    15,989,429.40x = 153,492,609,024,037.97
  5. Step 5: Solve for x
    x = 153,492,609,024,037.97/15,989,429.40
  6. Step 6: Final answer
    x = 9,599,630.18

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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.