Home / 12,230,455.60-18,345,683.40-3,132,535.60

Finding the Fourth Proportional to 12,230,455.60, 18,345,683.40 and 3,132,535.60

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Solution

The fourth proportional to 12,230,455.60, 18,345,683.40 and 3,132,535.60 is: 4,698,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230,455.60 : 18,345,683.40 = 3,132,535.60 : x
  2. Step 2: Convert to fraction form
    12,230,455.60/18,345,683.40 = 3,132,535.60/x
  3. Step 3: Cross multiply
    12,230,455.60x = 18,345,683.40 × 3,132,535.60
  4. Step 4: Simplify right side
    12,230,455.60x = 57,468,506,356,829.04
  5. Step 5: Solve for x
    x = 57,468,506,356,829.04/12,230,455.60
  6. Step 6: Final answer
    x = 4,698,803.40

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1.5x scale

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.