Home / 17,258,720.12-25,881,350.70-6,470,140.58

Finding the Fourth Proportional to 17,258,720.12, 25,881,350.70 and 6,470,140.58

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Solution

The fourth proportional to 17,258,720.12, 25,881,350.70 and 6,470,140.58 is: 9,702,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,258,720.12 : 25,881,350.70 = 6,470,140.58 : x
  2. Step 2: Convert to fraction form
    17,258,720.12/25,881,350.70 = 6,470,140.58/x
  3. Step 3: Cross multiply
    17,258,720.12x = 25,881,350.70 × 6,470,140.58
  4. Step 4: Simplify right side
    17,258,720.12x = 167,455,977,429,281.41
  5. Step 5: Solve for x
    x = 167,455,977,429,281.41/17,258,720.12
  6. Step 6: Final answer
    x = 9,702,688.05

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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.