Home / 7,021,101.60-10,531,652.40-5,887,360.80

Finding the Fourth Proportional to 7,021,101.60, 10,531,652.40 and 5,887,360.80

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Solution

The fourth proportional to 7,021,101.60, 10,531,652.40 and 5,887,360.80 is: 8,831,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,101.60 : 10,531,652.40 = 5,887,360.80 : x
  2. Step 2: Convert to fraction form
    7,021,101.60/10,531,652.40 = 5,887,360.80/x
  3. Step 3: Cross multiply
    7,021,101.60x = 10,531,652.40 × 5,887,360.80
  4. Step 4: Simplify right side
    7,021,101.60x = 62,003,637,498,985.92
  5. Step 5: Solve for x
    x = 62,003,637,498,985.92/7,021,101.60
  6. Step 6: Final answer
    x = 8,831,041.20

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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.