Home / 15,752,005.60-23,628,008.40-13,400,543.20

Finding the Fourth Proportional to 15,752,005.60, 23,628,008.40 and 13,400,543.20

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Solution

The fourth proportional to 15,752,005.60, 23,628,008.40 and 13,400,543.20 is: 20,100,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,752,005.60 : 23,628,008.40 = 13,400,543.20 : x
  2. Step 2: Convert to fraction form
    15,752,005.60/23,628,008.40 = 13,400,543.20/x
  3. Step 3: Cross multiply
    15,752,005.60x = 23,628,008.40 × 13,400,543.20
  4. Step 4: Simplify right side
    15,752,005.60x = 316,628,147,294,162.81
  5. Step 5: Solve for x
    x = 316,628,147,294,162.81/15,752,005.60
  6. Step 6: Final answer
    x = 20,100,814.80

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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.