Home / 17,429,819.60-26,144,729.40-9,871,547.60

Finding the Fourth Proportional to 17,429,819.60, 26,144,729.40 and 9,871,547.60

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Solution

The fourth proportional to 17,429,819.60, 26,144,729.40 and 9,871,547.60 is: 14,807,321.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429,819.60 : 26,144,729.40 = 9,871,547.60 : x
  2. Step 2: Convert to fraction form
    17,429,819.60/26,144,729.40 = 9,871,547.60/x
  3. Step 3: Cross multiply
    17,429,819.60x = 26,144,729.40 × 9,871,547.60
  4. Step 4: Simplify right side
    17,429,819.60x = 258,088,940,761,219.41
  5. Step 5: Solve for x
    x = 258,088,940,761,219.41/17,429,819.60
  6. Step 6: Final answer
    x = 14,807,321.40

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Similar ratio
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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.