Home / 11,402,756.36-15,729,837.90-7,050,451.40

Finding the Fourth Proportional to 11,402,756.36, 15,729,837.90 and 7,050,451.40

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Solution

The fourth proportional to 11,402,756.36, 15,729,837.90 and 7,050,451.40 is: 9,725,934.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402,756.36 : 15,729,837.90 = 7,050,451.40 : x
  2. Step 2: Convert to fraction form
    11,402,756.36/15,729,837.90 = 7,050,451.40/x
  3. Step 3: Cross multiply
    11,402,756.36x = 15,729,837.90 × 7,050,451.40
  4. Step 4: Simplify right side
    11,402,756.36x = 110,902,457,643,828.06
  5. Step 5: Solve for x
    x = 110,902,457,643,828.06/11,402,756.36
  6. Step 6: Final answer
    x = 9,725,934.16

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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.