Home / 23,165,869.77-31,968,812.57-12,712,061.03

Finding the Fourth Proportional to 23,165,869.77, 31,968,812.57 and 12,712,061.03

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Solution

The fourth proportional to 23,165,869.77, 31,968,812.57 and 12,712,061.03 is: 17,542,596.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,165,869.77 : 31,968,812.57 = 12,712,061.03 : x
  2. Step 2: Convert to fraction form
    23,165,869.77/31,968,812.57 = 12,712,061.03/x
  3. Step 3: Cross multiply
    23,165,869.77x = 31,968,812.57 × 12,712,061.03
  4. Step 4: Simplify right side
    23,165,869.77x = 406,389,496,223,066.81
  5. Step 5: Solve for x
    x = 406,389,496,223,066.81/23,165,869.77
  6. Step 6: Final answer
    x = 17,542,596.08

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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.