Home / 12,452,001.60-18,685,875.60-7,334,421.60

Finding the Fourth Proportional to 12,452,001.60, 18,685,875.60 and 7,334,421.60

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Solution

The fourth proportional to 12,452,001.60, 18,685,875.60 and 7,334,421.60 is: 11,006,269.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,001.60 : 18,685,875.60 = 7,334,421.60 : x
  2. Step 2: Convert to fraction form
    12,452,001.60/18,685,875.60 = 7,334,421.60/x
  3. Step 3: Cross multiply
    12,452,001.60x = 18,685,875.60 × 7,334,421.60
  4. Step 4: Simplify right side
    12,452,001.60x = 137,050,089,615,552.97
  5. Step 5: Solve for x
    x = 137,050,089,615,552.97/12,452,001.60
  6. Step 6: Final answer
    x = 11,006,269.84

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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.