Home / 50,496,005.60-75,744,008.40-28,996,920.80

Finding the Fourth Proportional to 50,496,005.60, 75,744,008.40 and 28,996,920.80

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Solution

The fourth proportional to 50,496,005.60, 75,744,008.40 and 28,996,920.80 is: 43,495,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,496,005.60 : 75,744,008.40 = 28,996,920.80 : x
  2. Step 2: Convert to fraction form
    50,496,005.60/75,744,008.40 = 28,996,920.80/x
  3. Step 3: Cross multiply
    50,496,005.60x = 75,744,008.40 × 28,996,920.80
  4. Step 4: Simplify right side
    50,496,005.60x = 2,196,343,012,649,335
  5. Step 5: Solve for x
    x = 2,196,343,012,649,335/50,496,005.60
  6. Step 6: Final answer
    x = 43,495,381.20

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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.