Home / 8,736,429.40-13,104,644.10-8,238,765.40

Finding the Fourth Proportional to 8,736,429.40, 13,104,644.10 and 8,238,765.40

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Solution

The fourth proportional to 8,736,429.40, 13,104,644.10 and 8,238,765.40 is: 12,358,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,429.40 : 13,104,644.10 = 8,238,765.40 : x
  2. Step 2: Convert to fraction form
    8,736,429.40/13,104,644.10 = 8,238,765.40/x
  3. Step 3: Cross multiply
    8,736,429.40x = 13,104,644.10 × 8,238,765.40
  4. Step 4: Simplify right side
    8,736,429.40x = 107,966,088,390,394.14
  5. Step 5: Solve for x
    x = 107,966,088,390,394.14/8,736,429.40
  6. Step 6: Final answer
    x = 12,358,148.10

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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.