Home / 10,202,432.40-14,079,263.40-5,618,655.36

Finding the Fourth Proportional to 10,202,432.40, 14,079,263.40 and 5,618,655.36

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Solution

The fourth proportional to 10,202,432.40, 14,079,263.40 and 5,618,655.36 is: 7,753,693.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202,432.40 : 14,079,263.40 = 5,618,655.36 : x
  2. Step 2: Convert to fraction form
    10,202,432.40/14,079,263.40 = 5,618,655.36/x
  3. Step 3: Cross multiply
    10,202,432.40x = 14,079,263.40 × 5,618,655.36
  4. Step 4: Simplify right side
    10,202,432.40x = 79,106,528,767,261.83
  5. Step 5: Solve for x
    x = 79,106,528,767,261.83/10,202,432.40
  6. Step 6: Final answer
    x = 7,753,693.01

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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.