Home / 42,643,863.95-58,848,354.11-23,064,705.45

Finding the Fourth Proportional to 42,643,863.95, 58,848,354.11 and 23,064,705.45

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Solution

The fourth proportional to 42,643,863.95, 58,848,354.11 and 23,064,705.45 is: 31,829,197.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,643,863.95 : 58,848,354.11 = 23,064,705.45 : x
  2. Step 2: Convert to fraction form
    42,643,863.95/58,848,354.11 = 23,064,705.45/x
  3. Step 3: Cross multiply
    42,643,863.95x = 58,848,354.11 × 23,064,705.45
  4. Step 4: Simplify right side
    42,643,863.95x = 1,357,319,953,649,123.25
  5. Step 5: Solve for x
    x = 1,357,319,953,649,123.25/42,643,863.95
  6. Step 6: Final answer
    x = 31,829,197.17

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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.