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Finding the Fourth Proportional to 35,542,509.40, 53,234,047.95 and 35,542,509.40

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Solution

The fourth proportional to 35,542,509.40, 53,234,047.95 and 35,542,509.40 is: 53,234,047.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,542,509.40 : 53,234,047.95 = 35,542,509.40 : x
  2. Step 2: Convert to fraction form
    35,542,509.40/53,234,047.95 = 35,542,509.40/x
  3. Step 3: Cross multiply
    35,542,509.40x = 53,234,047.95 × 35,542,509.40
  4. Step 4: Simplify right side
    35,542,509.40x = 1,892,071,649,662,925.75
  5. Step 5: Solve for x
    x = 1,892,071,649,662,925.75/35,542,509.40
  6. Step 6: Final answer
    x = 53,234,047.95

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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.