Home / 42,124,335.60-63,186,503.40-34,943,977.20

Finding the Fourth Proportional to 42,124,335.60, 63,186,503.40 and 34,943,977.20

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Solution

The fourth proportional to 42,124,335.60, 63,186,503.40 and 34,943,977.20 is: 52,415,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124,335.60 : 63,186,503.40 = 34,943,977.20 : x
  2. Step 2: Convert to fraction form
    42,124,335.60/63,186,503.40 = 34,943,977.20/x
  3. Step 3: Cross multiply
    42,124,335.60x = 63,186,503.40 × 34,943,977.20
  4. Step 4: Simplify right side
    42,124,335.60x = 2,207,987,734,157,322.50
  5. Step 5: Solve for x
    x = 2,207,987,734,157,322.50/42,124,335.60
  6. Step 6: Final answer
    x = 52,415,965.80

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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.