Home / 42,400,421.28-58,513,106.88-23,819,620.05

Finding the Fourth Proportional to 42,400,421.28, 58,513,106.88 and 23,819,620.05

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Solution

The fourth proportional to 42,400,421.28, 58,513,106.88 and 23,819,620.05 is: 32,871,370.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,400,421.28 : 58,513,106.88 = 23,819,620.05 : x
  2. Step 2: Convert to fraction form
    42,400,421.28/58,513,106.88 = 23,819,620.05/x
  3. Step 3: Cross multiply
    42,400,421.28x = 58,513,106.88 × 23,819,620.05
  4. Step 4: Simplify right side
    42,400,421.28x = 1,393,759,973,826,641
  5. Step 5: Solve for x
    x = 1,393,759,973,826,641/42,400,421.28
  6. Step 6: Final answer
    x = 32,871,370.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.