Home / 53,505,946.10-80,258,919.15-13,116,430.10

Finding the Fourth Proportional to 53,505,946.10, 80,258,919.15 and 13,116,430.10

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Solution

The fourth proportional to 53,505,946.10, 80,258,919.15 and 13,116,430.10 is: 19,674,645.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,505,946.10 : 80,258,919.15 = 13,116,430.10 : x
  2. Step 2: Convert to fraction form
    53,505,946.10/80,258,919.15 = 13,116,430.10/x
  3. Step 3: Cross multiply
    53,505,946.10x = 80,258,919.15 × 13,116,430.10
  4. Step 4: Simplify right side
    53,505,946.10x = 1,052,710,502,932,526.50
  5. Step 5: Solve for x
    x = 1,052,710,502,932,526.50/53,505,946.10
  6. Step 6: Final answer
    x = 19,674,645.15

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Double scale
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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.