Home / 48,175,840-72,277,955.52-19,407,171.52

Finding the Fourth Proportional to 48,175,840, 72,277,955.52 and 19,407,171.52

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Solution

The fourth proportional to 48,175,840, 72,277,955.52 and 19,407,171.52 is: 29,116,475.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,175,840 : 72,277,955.52 = 19,407,171.52 : x
  2. Step 2: Convert to fraction form
    48,175,840/72,277,955.52 = 19,407,171.52/x
  3. Step 3: Cross multiply
    48,175,840x = 72,277,955.52 × 19,407,171.52
  4. Step 4: Simplify right side
    48,175,840x = 1,402,710,679,891,570.75
  5. Step 5: Solve for x
    x = 1,402,710,679,891,570.75/48,175,840
  6. Step 6: Final answer
    x = 29,116,475.81

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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.