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Finding the Fourth Proportional to 7,053,442.34, 9,733,857.08 and 3,956,652.16

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Solution

The fourth proportional to 7,053,442.34, 9,733,857.08 and 3,956,652.16 is: 5,460,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053,442.34 : 9,733,857.08 = 3,956,652.16 : x
  2. Step 2: Convert to fraction form
    7,053,442.34/9,733,857.08 = 3,956,652.16/x
  3. Step 3: Cross multiply
    7,053,442.34x = 9,733,857.08 × 3,956,652.16
  4. Step 4: Simplify right side
    7,053,442.34x = 38,513,486,596,595.39
  5. Step 5: Solve for x
    x = 38,513,486,596,595.39/7,053,442.34
  6. Step 6: Final answer
    x = 5,460,239.80

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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.