Home / 47,292,301.60-70,938,452.40-39,639,551.20

Finding the Fourth Proportional to 47,292,301.60, 70,938,452.40 and 39,639,551.20

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Solution

The fourth proportional to 47,292,301.60, 70,938,452.40 and 39,639,551.20 is: 59,459,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,292,301.60 : 70,938,452.40 = 39,639,551.20 : x
  2. Step 2: Convert to fraction form
    47,292,301.60/70,938,452.40 = 39,639,551.20/x
  3. Step 3: Cross multiply
    47,292,301.60x = 70,938,452.40 × 39,639,551.20
  4. Step 4: Simplify right side
    47,292,301.60x = 2,811,968,415,958,563.50
  5. Step 5: Solve for x
    x = 2,811,968,415,958,563.50/47,292,301.60
  6. Step 6: Final answer
    x = 59,459,326.80

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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.