Home / 64,371,009.60-96,668,488.80-34,137,921.60

Finding the Fourth Proportional to 64,371,009.60, 96,668,488.80 and 34,137,921.60

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Solution

The fourth proportional to 64,371,009.60, 96,668,488.80 and 34,137,921.60 is: 51,266,265.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,371,009.60 : 96,668,488.80 = 34,137,921.60 : x
  2. Step 2: Convert to fraction form
    64,371,009.60/96,668,488.80 = 34,137,921.60/x
  3. Step 3: Cross multiply
    64,371,009.60x = 96,668,488.80 × 34,137,921.60
  4. Step 4: Simplify right side
    64,371,009.60x = 3,300,061,291,844,878
  5. Step 5: Solve for x
    x = 3,300,061,291,844,878/64,371,009.60
  6. Step 6: Final answer
    x = 51,266,265.86

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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.