Home / 55,212,802.40-82,819,203.60-14,827,368.80

Finding the Fourth Proportional to 55,212,802.40, 82,819,203.60 and 14,827,368.80

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Solution

The fourth proportional to 55,212,802.40, 82,819,203.60 and 14,827,368.80 is: 22,241,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,212,802.40 : 82,819,203.60 = 14,827,368.80 : x
  2. Step 2: Convert to fraction form
    55,212,802.40/82,819,203.60 = 14,827,368.80/x
  3. Step 3: Cross multiply
    55,212,802.40x = 82,819,203.60 × 14,827,368.80
  4. Step 4: Simplify right side
    55,212,802.40x = 1,227,990,875,499,487.75
  5. Step 5: Solve for x
    x = 1,227,990,875,499,487.75/55,212,802.40
  6. Step 6: Final answer
    x = 22,241,053.20

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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.