Home / 34,782,716.16-47,997,809.28-19,312,001.28

Finding the Fourth Proportional to 34,782,716.16, 47,997,809.28 and 19,312,001.28

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Solution

The fourth proportional to 34,782,716.16, 47,997,809.28 and 19,312,001.28 is: 26,649,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,782,716.16 : 47,997,809.28 = 19,312,001.28 : x
  2. Step 2: Convert to fraction form
    34,782,716.16/47,997,809.28 = 19,312,001.28/x
  3. Step 3: Cross multiply
    34,782,716.16x = 47,997,809.28 × 19,312,001.28
  4. Step 4: Simplify right side
    34,782,716.16x = 926,933,754,252,556
  5. Step 5: Solve for x
    x = 926,933,754,252,556/34,782,716.16
  6. Step 6: Final answer
    x = 26,649,263.10

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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.