Home / 13,617,525.75-18,792,185.54-7,506,085.47

Finding the Fourth Proportional to 13,617,525.75, 18,792,185.54 and 7,506,085.47

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Solution

The fourth proportional to 13,617,525.75, 18,792,185.54 and 7,506,085.47 is: 10,358,397.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,617,525.75 : 18,792,185.54 = 7,506,085.47 : x
  2. Step 2: Convert to fraction form
    13,617,525.75/18,792,185.54 = 7,506,085.47/x
  3. Step 3: Cross multiply
    13,617,525.75x = 18,792,185.54 × 7,506,085.47
  4. Step 4: Simplify right side
    13,617,525.75x = 141,055,750,793,807.69
  5. Step 5: Solve for x
    x = 141,055,750,793,807.69/13,617,525.75
  6. Step 6: Final answer
    x = 10,358,397.95

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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.