Home / 55,345,247.60-83,017,871.40-52,209,964.40

Finding the Fourth Proportional to 55,345,247.60, 83,017,871.40 and 52,209,964.40

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Solution

The fourth proportional to 55,345,247.60, 83,017,871.40 and 52,209,964.40 is: 78,314,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,345,247.60 : 83,017,871.40 = 52,209,964.40 : x
  2. Step 2: Convert to fraction form
    55,345,247.60/83,017,871.40 = 52,209,964.40/x
  3. Step 3: Cross multiply
    55,345,247.60x = 83,017,871.40 × 52,209,964.40
  4. Step 4: Simplify right side
    55,345,247.60x = 4,334,360,110,357,778.50
  5. Step 5: Solve for x
    x = 4,334,360,110,357,778.50/55,345,247.60
  6. Step 6: Final answer
    x = 78,314,946.60

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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.