Home / 9,999,076.40-14,977,619.40-8,319,460.40

Finding the Fourth Proportional to 9,999,076.40, 14,977,619.40 and 8,319,460.40

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Solution

The fourth proportional to 9,999,076.40, 14,977,619.40 and 8,319,460.40 is: 12,461,722.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999,076.40 : 14,977,619.40 = 8,319,460.40 : x
  2. Step 2: Convert to fraction form
    9,999,076.40/14,977,619.40 = 8,319,460.40/x
  3. Step 3: Cross multiply
    9,999,076.40x = 14,977,619.40 × 8,319,460.40
  4. Step 4: Simplify right side
    9,999,076.40x = 124,605,711,484,571.77
  5. Step 5: Solve for x
    x = 124,605,711,484,571.77/9,999,076.40
  6. Step 6: Final answer
    x = 12,461,722.11

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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.