Home / 9,781,639.40-14,672,459.10-7,262,215.40

Finding the Fourth Proportional to 9,781,639.40, 14,672,459.10 and 7,262,215.40

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Solution

The fourth proportional to 9,781,639.40, 14,672,459.10 and 7,262,215.40 is: 10,893,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781,639.40 : 14,672,459.10 = 7,262,215.40 : x
  2. Step 2: Convert to fraction form
    9,781,639.40/14,672,459.10 = 7,262,215.40/x
  3. Step 3: Cross multiply
    9,781,639.40x = 14,672,459.10 × 7,262,215.40
  4. Step 4: Simplify right side
    9,781,639.40x = 106,554,558,431,890.14
  5. Step 5: Solve for x
    x = 106,554,558,431,890.14/9,781,639.40
  6. Step 6: Final answer
    x = 10,893,323.10

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1.5x scale

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.