Home / 16,342,689.60-24,528,031.20-7,258,766.40

Finding the Fourth Proportional to 16,342,689.60, 24,528,031.20 and 7,258,766.40

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Solution

The fourth proportional to 16,342,689.60, 24,528,031.20 and 7,258,766.40 is: 10,894,366.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,342,689.60 : 24,528,031.20 = 7,258,766.40 : x
  2. Step 2: Convert to fraction form
    16,342,689.60/24,528,031.20 = 7,258,766.40/x
  3. Step 3: Cross multiply
    16,342,689.60x = 24,528,031.20 × 7,258,766.40
  4. Step 4: Simplify right side
    16,342,689.60x = 178,043,248,732,711.69
  5. Step 5: Solve for x
    x = 178,043,248,732,711.69/16,342,689.60
  6. Step 6: Final answer
    x = 10,894,366.42

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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.