Home / 9,237,894.60-12,748,030.92-5,107,854.72

Finding the Fourth Proportional to 9,237,894.60, 12,748,030.92 and 5,107,854.72

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Solution

The fourth proportional to 9,237,894.60, 12,748,030.92 and 5,107,854.72 is: 7,048,693.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237,894.60 : 12,748,030.92 = 5,107,854.72 : x
  2. Step 2: Convert to fraction form
    9,237,894.60/12,748,030.92 = 5,107,854.72/x
  3. Step 3: Cross multiply
    9,237,894.60x = 12,748,030.92 × 5,107,854.72
  4. Step 4: Simplify right side
    9,237,894.60x = 65,115,089,905,427.94
  5. Step 5: Solve for x
    x = 65,115,089,905,427.94/9,237,894.60
  6. Step 6: Final answer
    x = 7,048,693.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.