Home / 42,643,862.45-58,848,352.04-23,064,703.94

Finding the Fourth Proportional to 42,643,862.45, 58,848,352.04 and 23,064,703.94

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Solution

The fourth proportional to 42,643,862.45, 58,848,352.04 and 23,064,703.94 is: 31,829,195.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,643,862.45 : 58,848,352.04 = 23,064,703.94 : x
  2. Step 2: Convert to fraction form
    42,643,862.45/58,848,352.04 = 23,064,703.94/x
  3. Step 3: Cross multiply
    42,643,862.45x = 58,848,352.04 × 23,064,703.94
  4. Step 4: Simplify right side
    42,643,862.45x = 1,357,319,817,364,277.50
  5. Step 5: Solve for x
    x = 1,357,319,817,364,277.50/42,643,862.45
  6. Step 6: Final answer
    x = 31,829,195.09

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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.