Home / 9,712,820.40-14,569,230.60-2,980,359.60

Finding the Fourth Proportional to 9,712,820.40, 14,569,230.60 and 2,980,359.60

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Solution

The fourth proportional to 9,712,820.40, 14,569,230.60 and 2,980,359.60 is: 4,470,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,820.40 : 14,569,230.60 = 2,980,359.60 : x
  2. Step 2: Convert to fraction form
    9,712,820.40/14,569,230.60 = 2,980,359.60/x
  3. Step 3: Cross multiply
    9,712,820.40x = 14,569,230.60 × 2,980,359.60
  4. Step 4: Simplify right side
    9,712,820.40x = 43,421,546,283,323.76
  5. Step 5: Solve for x
    x = 43,421,546,283,323.76/9,712,820.40
  6. Step 6: Final answer
    x = 4,470,539.40

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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.