Home / 52,258,973.04-72,119,237.63-28,739,297.95

Finding the Fourth Proportional to 52,258,973.04, 72,119,237.63 and 28,739,297.95

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Solution

The fourth proportional to 52,258,973.04, 72,119,237.63 and 28,739,297.95 is: 39,661,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,258,973.04 : 72,119,237.63 = 28,739,297.95 : x
  2. Step 2: Convert to fraction form
    52,258,973.04/72,119,237.63 = 28,739,297.95/x
  3. Step 3: Cross multiply
    52,258,973.04x = 72,119,237.63 × 28,739,297.95
  4. Step 4: Simplify right side
    52,258,973.04x = 2,072,656,257,851,427.50
  5. Step 5: Solve for x
    x = 2,072,656,257,851,427.50/52,258,973.04
  6. Step 6: Final answer
    x = 39,661,251.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.