Home / 8,752,915.60-13,142,890.20-4,771,603.60

Finding the Fourth Proportional to 8,752,915.60, 13,142,890.20 and 4,771,603.60

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Solution

The fourth proportional to 8,752,915.60, 13,142,890.20 and 4,771,603.60 is: 7,164,774.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752,915.60 : 13,142,890.20 = 4,771,603.60 : x
  2. Step 2: Convert to fraction form
    8,752,915.60/13,142,890.20 = 4,771,603.60/x
  3. Step 3: Cross multiply
    8,752,915.60x = 13,142,890.20 × 4,771,603.60
  4. Step 4: Simplify right side
    8,752,915.60x = 62,712,662,192,724.71
  5. Step 5: Solve for x
    x = 62,712,662,192,724.71/8,752,915.60
  6. Step 6: Final answer
    x = 7,164,774.01

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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.