Home / 9,953,113.60-14,929,670.40-7,962,457.60

Finding the Fourth Proportional to 9,953,113.60, 14,929,670.40 and 7,962,457.60

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Solution

The fourth proportional to 9,953,113.60, 14,929,670.40 and 7,962,457.60 is: 11,943,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,953,113.60 : 14,929,670.40 = 7,962,457.60 : x
  2. Step 2: Convert to fraction form
    9,953,113.60/14,929,670.40 = 7,962,457.60/x
  3. Step 3: Cross multiply
    9,953,113.60x = 14,929,670.40 × 7,962,457.60
  4. Step 4: Simplify right side
    9,953,113.60x = 118,876,867,541,975.03
  5. Step 5: Solve for x
    x = 118,876,867,541,975.03/9,953,113.60
  6. Step 6: Final answer
    x = 11,943,686.40

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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.