Home / 17,157,457.79-23,677,205.71-9,316,900

Finding the Fourth Proportional to 17,157,457.79, 23,677,205.71 and 9,316,900

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Solution

The fourth proportional to 17,157,457.79, 23,677,205.71 and 9,316,900 is: 12,857,275.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157,457.79 : 23,677,205.71 = 9,316,900 : x
  2. Step 2: Convert to fraction form
    17,157,457.79/23,677,205.71 = 9,316,900/x
  3. Step 3: Cross multiply
    17,157,457.79x = 23,677,205.71 × 9,316,900
  4. Step 4: Simplify right side
    17,157,457.79x = 220,598,157,832,914.47
  5. Step 5: Solve for x
    x = 220,598,157,832,914.47/17,157,457.79
  6. Step 6: Final answer
    x = 12,857,275.27

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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.