Home / 27,312,326.40-40,968,489.60-7,117,568.40

Finding the Fourth Proportional to 27,312,326.40, 40,968,489.60 and 7,117,568.40

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Solution

The fourth proportional to 27,312,326.40, 40,968,489.60 and 7,117,568.40 is: 10,676,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,312,326.40 : 40,968,489.60 = 7,117,568.40 : x
  2. Step 2: Convert to fraction form
    27,312,326.40/40,968,489.60 = 7,117,568.40/x
  3. Step 3: Cross multiply
    27,312,326.40x = 40,968,489.60 × 7,117,568.40
  4. Step 4: Simplify right side
    27,312,326.40x = 291,596,026,972,688.69
  5. Step 5: Solve for x
    x = 291,596,026,972,688.69/27,312,326.40
  6. Step 6: Final answer
    x = 10,676,352.60

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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.