Home / 30,816,642.11-42,528,302.91-17,065,606.23

Finding the Fourth Proportional to 30,816,642.11, 42,528,302.91 and 17,065,606.23

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Solution

The fourth proportional to 30,816,642.11, 42,528,302.91 and 17,065,606.23 is: 23,551,276.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816,642.11 : 42,528,302.91 = 17,065,606.23 : x
  2. Step 2: Convert to fraction form
    30,816,642.11/42,528,302.91 = 17,065,606.23/x
  3. Step 3: Cross multiply
    30,816,642.11x = 42,528,302.91 × 17,065,606.23
  4. Step 4: Simplify right side
    30,816,642.11x = 725,771,271,092,223.12
  5. Step 5: Solve for x
    x = 725,771,271,092,223.12/30,816,642.11
  6. Step 6: Final answer
    x = 23,551,276.89

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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.