Home / 16,287,324.36-22,478,501.70-9,411,806.45

Finding the Fourth Proportional to 16,287,324.36, 22,478,501.70 and 9,411,806.45

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Solution

The fourth proportional to 16,287,324.36, 22,478,501.70 and 9,411,806.45 is: 12,989,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,287,324.36 : 22,478,501.70 = 9,411,806.45 : x
  2. Step 2: Convert to fraction form
    16,287,324.36/22,478,501.70 = 9,411,806.45/x
  3. Step 3: Cross multiply
    16,287,324.36x = 22,478,501.70 × 9,411,806.45
  4. Step 4: Simplify right side
    16,287,324.36x = 211,563,307,174,003.47
  5. Step 5: Solve for x
    x = 211,563,307,174,003.47/16,287,324.36
  6. Step 6: Final answer
    x = 12,989,445.20

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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.