Home / 52,003,802.60-78,005,703.90-25,129,946.60

Finding the Fourth Proportional to 52,003,802.60, 78,005,703.90 and 25,129,946.60

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Solution

The fourth proportional to 52,003,802.60, 78,005,703.90 and 25,129,946.60 is: 37,694,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,003,802.60 : 78,005,703.90 = 25,129,946.60 : x
  2. Step 2: Convert to fraction form
    52,003,802.60/78,005,703.90 = 25,129,946.60/x
  3. Step 3: Cross multiply
    52,003,802.60x = 78,005,703.90 × 25,129,946.60
  4. Step 4: Simplify right side
    52,003,802.60x = 1,960,279,173,502,412
  5. Step 5: Solve for x
    x = 1,960,279,173,502,412/52,003,802.60
  6. Step 6: Final answer
    x = 37,694,919.90

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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.