Home / 9,886,681.34-14,824,615.76-7,850,422.20

Finding the Fourth Proportional to 9,886,681.34, 14,824,615.76 and 7,850,422.20

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Solution

The fourth proportional to 9,886,681.34, 14,824,615.76 and 7,850,422.20 is: 11,771,340.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886,681.34 : 14,824,615.76 = 7,850,422.20 : x
  2. Step 2: Convert to fraction form
    9,886,681.34/14,824,615.76 = 7,850,422.20/x
  3. Step 3: Cross multiply
    9,886,681.34x = 14,824,615.76 × 7,850,422.20
  4. Step 4: Simplify right side
    9,886,681.34x = 116,379,492,668,773.88
  5. Step 5: Solve for x
    x = 116,379,492,668,773.88/9,886,681.34
  6. Step 6: Final answer
    x = 11,771,340.52

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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.