Home / 9,663,641.63-13,335,485.65-5,312,696.25

Finding the Fourth Proportional to 9,663,641.63, 13,335,485.65 and 5,312,696.25

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Solution

The fourth proportional to 9,663,641.63, 13,335,485.65 and 5,312,696.25 is: 7,331,334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663,641.63 : 13,335,485.65 = 5,312,696.25 : x
  2. Step 2: Convert to fraction form
    9,663,641.63/13,335,485.65 = 5,312,696.25/x
  3. Step 3: Cross multiply
    9,663,641.63x = 13,335,485.65 × 5,312,696.25
  4. Step 4: Simplify right side
    9,663,641.63x = 70,847,384,591,402.08
  5. Step 5: Solve for x
    x = 70,847,384,591,402.08/9,663,641.63
  6. Step 6: Final answer
    x = 7,331,334.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.