Home / 9,702,424.60-14,553,636.90-8,620,005.40

Finding the Fourth Proportional to 9,702,424.60, 14,553,636.90 and 8,620,005.40

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Solution

The fourth proportional to 9,702,424.60, 14,553,636.90 and 8,620,005.40 is: 12,930,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,702,424.60 : 14,553,636.90 = 8,620,005.40 : x
  2. Step 2: Convert to fraction form
    9,702,424.60/14,553,636.90 = 8,620,005.40/x
  3. Step 3: Cross multiply
    9,702,424.60x = 14,553,636.90 × 8,620,005.40
  4. Step 4: Simplify right side
    9,702,424.60x = 125,452,428,667,639.27
  5. Step 5: Solve for x
    x = 125,452,428,667,639.27/9,702,424.60
  6. Step 6: Final answer
    x = 12,930,008.10

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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.