Home / 64,989,150.80-97,460,106.60-21,859,761.20

Finding the Fourth Proportional to 64,989,150.80, 97,460,106.60 and 21,859,761.20

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Solution

The fourth proportional to 64,989,150.80, 97,460,106.60 and 21,859,761.20 is: 32,781,697.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,989,150.80 : 97,460,106.60 = 21,859,761.20 : x
  2. Step 2: Convert to fraction form
    64,989,150.80/97,460,106.60 = 21,859,761.20/x
  3. Step 3: Cross multiply
    64,989,150.80x = 97,460,106.60 × 21,859,761.20
  4. Step 4: Simplify right side
    64,989,150.80x = 2,130,454,656,802,543.75
  5. Step 5: Solve for x
    x = 2,130,454,656,802,543.75/64,989,150.80
  6. Step 6: Final answer
    x = 32,781,697.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.