Home / 58,416,140.20-87,615,915.90-20,079,423.40

Finding the Fourth Proportional to 58,416,140.20, 87,615,915.90 and 20,079,423.40

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Solution

The fourth proportional to 58,416,140.20, 87,615,915.90 and 20,079,423.40 is: 30,116,284.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,416,140.20 : 87,615,915.90 = 20,079,423.40 : x
  2. Step 2: Convert to fraction form
    58,416,140.20/87,615,915.90 = 20,079,423.40/x
  3. Step 3: Cross multiply
    58,416,140.20x = 87,615,915.90 × 20,079,423.40
  4. Step 4: Simplify right side
    58,416,140.20x = 1,759,277,071,934,892
  5. Step 5: Solve for x
    x = 1,759,277,071,934,892/58,416,140.20
  6. Step 6: Final answer
    x = 30,116,284.06

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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.