Home / 42,124,328.10-63,186,492.15-34,943,969.70

Finding the Fourth Proportional to 42,124,328.10, 63,186,492.15 and 34,943,969.70

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Solution

The fourth proportional to 42,124,328.10, 63,186,492.15 and 34,943,969.70 is: 52,415,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124,328.10 : 63,186,492.15 = 34,943,969.70 : x
  2. Step 2: Convert to fraction form
    42,124,328.10/63,186,492.15 = 34,943,969.70/x
  3. Step 3: Cross multiply
    42,124,328.10x = 63,186,492.15 × 34,943,969.70
  4. Step 4: Simplify right side
    42,124,328.10x = 2,207,986,867,138,888
  5. Step 5: Solve for x
    x = 2,207,986,867,138,888/42,124,328.10
  6. Step 6: Final answer
    x = 52,415,954.55

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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.