Home / 47,649,823.10-71,294,368.71-28,229,475.32

Finding the Fourth Proportional to 47,649,823.10, 71,294,368.71 and 28,229,475.32

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Solution

The fourth proportional to 47,649,823.10, 71,294,368.71 and 28,229,475.32 is: 42,237,357.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,649,823.10 : 71,294,368.71 = 28,229,475.32 : x
  2. Step 2: Convert to fraction form
    47,649,823.10/71,294,368.71 = 28,229,475.32/x
  3. Step 3: Cross multiply
    47,649,823.10x = 71,294,368.71 × 28,229,475.32
  4. Step 4: Simplify right side
    47,649,823.10x = 2,012,602,621,953,925
  5. Step 5: Solve for x
    x = 2,012,602,621,953,925/47,649,823.10
  6. Step 6: Final answer
    x = 42,237,357.69

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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.