Home / 15,549,037.20-23,323,555.80-7,460,636.40

Finding the Fourth Proportional to 15,549,037.20, 23,323,555.80 and 7,460,636.40

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Solution

The fourth proportional to 15,549,037.20, 23,323,555.80 and 7,460,636.40 is: 11,190,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549,037.20 : 23,323,555.80 = 7,460,636.40 : x
  2. Step 2: Convert to fraction form
    15,549,037.20/23,323,555.80 = 7,460,636.40/x
  3. Step 3: Cross multiply
    15,549,037.20x = 23,323,555.80 × 7,460,636.40
  4. Step 4: Simplify right side
    15,549,037.20x = 174,008,569,378,911.12
  5. Step 5: Solve for x
    x = 174,008,569,378,911.12/15,549,037.20
  6. Step 6: Final answer
    x = 11,190,954.60

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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.