Home / 10,715,145.80-14,772,830.56-7,732,346.16

Finding the Fourth Proportional to 10,715,145.80, 14,772,830.56 and 7,732,346.16

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Solution

The fourth proportional to 10,715,145.80, 14,772,830.56 and 7,732,346.16 is: 10,660,483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715,145.80 : 14,772,830.56 = 7,732,346.16 : x
  2. Step 2: Convert to fraction form
    10,715,145.80/14,772,830.56 = 7,732,346.16/x
  3. Step 3: Cross multiply
    10,715,145.80x = 14,772,830.56 × 7,732,346.16
  4. Step 4: Simplify right side
    10,715,145.80x = 114,228,639,652,946.66
  5. Step 5: Solve for x
    x = 114,228,639,652,946.66/10,715,145.80
  6. Step 6: Final answer
    x = 10,660,483.93

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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.