Home / 28,417,030.12-42,614,963.34-10,216,258.84

Finding the Fourth Proportional to 28,417,030.12, 42,614,963.34 and 10,216,258.84

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Solution

The fourth proportional to 28,417,030.12, 42,614,963.34 and 10,216,258.84 is: 15,320,583.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,417,030.12 : 42,614,963.34 = 10,216,258.84 : x
  2. Step 2: Convert to fraction form
    28,417,030.12/42,614,963.34 = 10,216,258.84/x
  3. Step 3: Cross multiply
    28,417,030.12x = 42,614,963.34 × 10,216,258.84
  4. Step 4: Simplify right side
    28,417,030.12x = 435,365,495,938,550.94
  5. Step 5: Solve for x
    x = 435,365,495,938,550.94/28,417,030.12
  6. Step 6: Final answer
    x = 15,320,583.96

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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.