Home / 9,663,549.11-13,335,706.35-5,312,709.44

Finding the Fourth Proportional to 9,663,549.11, 13,335,706.35 and 5,312,709.44

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Solution

The fourth proportional to 9,663,549.11, 13,335,706.35 and 5,312,709.44 is: 7,331,543.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663,549.11 : 13,335,706.35 = 5,312,709.44 : x
  2. Step 2: Convert to fraction form
    9,663,549.11/13,335,706.35 = 5,312,709.44/x
  3. Step 3: Cross multiply
    9,663,549.11x = 13,335,706.35 × 5,312,709.44
  4. Step 4: Simplify right side
    9,663,549.11x = 70,848,732,998,043.31
  5. Step 5: Solve for x
    x = 70,848,732,998,043.31/9,663,549.11
  6. Step 6: Final answer
    x = 7,331,543.74

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1.5x scale

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.