Home / 64,677,030.80-97,029,024.60-21,559,629.20

Finding the Fourth Proportional to 64,677,030.80, 97,029,024.60 and 21,559,629.20

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Solution

The fourth proportional to 64,677,030.80, 97,029,024.60 and 21,559,629.20 is: 32,343,936.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,677,030.80 : 97,029,024.60 = 21,559,629.20 : x
  2. Step 2: Convert to fraction form
    64,677,030.80/97,029,024.60 = 21,559,629.20/x
  3. Step 3: Cross multiply
    64,677,030.80x = 97,029,024.60 × 21,559,629.20
  4. Step 4: Simplify right side
    64,677,030.80x = 2,091,909,792,013,678
  5. Step 5: Solve for x
    x = 2,091,909,792,013,678/64,677,030.80
  6. Step 6: Final answer
    x = 32,343,936.73

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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.