Home / 17,280,501.60-25,920,752.40-5,313,237.60

Finding the Fourth Proportional to 17,280,501.60, 25,920,752.40 and 5,313,237.60

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Solution

The fourth proportional to 17,280,501.60, 25,920,752.40 and 5,313,237.60 is: 7,969,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,280,501.60 : 25,920,752.40 = 5,313,237.60 : x
  2. Step 2: Convert to fraction form
    17,280,501.60/25,920,752.40 = 5,313,237.60/x
  3. Step 3: Cross multiply
    17,280,501.60x = 25,920,752.40 × 5,313,237.60
  4. Step 4: Simplify right side
    17,280,501.60x = 137,723,116,271,970.22
  5. Step 5: Solve for x
    x = 137,723,116,271,970.22/17,280,501.60
  6. Step 6: Final answer
    x = 7,969,856.40

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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.