Home / 21,547,008.60-32,320,512.90-13,043,952.60

Finding the Fourth Proportional to 21,547,008.60, 32,320,512.90 and 13,043,952.60

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Solution

The fourth proportional to 21,547,008.60, 32,320,512.90 and 13,043,952.60 is: 19,565,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,547,008.60 : 32,320,512.90 = 13,043,952.60 : x
  2. Step 2: Convert to fraction form
    21,547,008.60/32,320,512.90 = 13,043,952.60/x
  3. Step 3: Cross multiply
    21,547,008.60x = 32,320,512.90 × 13,043,952.60
  4. Step 4: Simplify right side
    21,547,008.60x = 421,587,238,275,288.50
  5. Step 5: Solve for x
    x = 421,587,238,275,288.50/21,547,008.60
  6. Step 6: Final answer
    x = 19,565,928.90

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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.