Home / 15,966,000.40-23,942,002.20-6,378,192.40

Finding the Fourth Proportional to 15,966,000.40, 23,942,002.20 and 6,378,192.40

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Solution

The fourth proportional to 15,966,000.40, 23,942,002.20 and 6,378,192.40 is: 9,564,492.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966,000.40 : 23,942,002.20 = 6,378,192.40 : x
  2. Step 2: Convert to fraction form
    15,966,000.40/23,942,002.20 = 6,378,192.40/x
  3. Step 3: Cross multiply
    15,966,000.40x = 23,942,002.20 × 6,378,192.40
  4. Step 4: Simplify right side
    15,966,000.40x = 152,706,696,472,823.28
  5. Step 5: Solve for x
    x = 152,706,696,472,823.28/15,966,000.40
  6. Step 6: Final answer
    x = 9,564,492.84

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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.