Home / 21,506,158.40-32,259,237.60-21,356,859.20

Finding the Fourth Proportional to 21,506,158.40, 32,259,237.60 and 21,356,859.20

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Solution

The fourth proportional to 21,506,158.40, 32,259,237.60 and 21,356,859.20 is: 32,035,288.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,506,158.40 : 32,259,237.60 = 21,356,859.20 : x
  2. Step 2: Convert to fraction form
    21,506,158.40/32,259,237.60 = 21,356,859.20/x
  3. Step 3: Cross multiply
    21,506,158.40x = 32,259,237.60 × 21,356,859.20
  4. Step 4: Simplify right side
    21,506,158.40x = 688,955,995,322,545.88
  5. Step 5: Solve for x
    x = 688,955,995,322,545.88/21,506,158.40
  6. Step 6: Final answer
    x = 32,035,288.80

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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.