Home / 35,630,143.20-53,445,214.80-30,528,309.60

Finding the Fourth Proportional to 35,630,143.20, 53,445,214.80 and 30,528,309.60

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Solution

The fourth proportional to 35,630,143.20, 53,445,214.80 and 30,528,309.60 is: 45,792,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,630,143.20 : 53,445,214.80 = 30,528,309.60 : x
  2. Step 2: Convert to fraction form
    35,630,143.20/53,445,214.80 = 30,528,309.60/x
  3. Step 3: Cross multiply
    35,630,143.20x = 53,445,214.80 × 30,528,309.60
  4. Step 4: Simplify right side
    35,630,143.20x = 1,631,592,064,052,902
  5. Step 5: Solve for x
    x = 1,631,592,064,052,902/35,630,143.20
  6. Step 6: Final answer
    x = 45,792,464.40

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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.