Home / 64,655,966.40-96,997,946.40-19,222,353.60

Finding the Fourth Proportional to 64,655,966.40, 96,997,946.40 and 19,222,353.60

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Solution

The fourth proportional to 64,655,966.40, 96,997,946.40 and 19,222,353.60 is: 28,837,691.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,655,966.40 : 96,997,946.40 = 19,222,353.60 : x
  2. Step 2: Convert to fraction form
    64,655,966.40/96,997,946.40 = 19,222,353.60/x
  3. Step 3: Cross multiply
    64,655,966.40x = 96,997,946.40 × 19,222,353.60
  4. Step 4: Simplify right side
    64,655,966.40x = 1,864,528,824,174,647.25
  5. Step 5: Solve for x
    x = 1,864,528,824,174,647.25/64,655,966.40
  6. Step 6: Final answer
    x = 28,837,691.68

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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.