Home / 42,140,283.59-63,210,425.40-11,848,146.59

Finding the Fourth Proportional to 42,140,283.59, 63,210,425.40 and 11,848,146.59

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Solution

The fourth proportional to 42,140,283.59, 63,210,425.40 and 11,848,146.59 is: 17,772,219.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,140,283.59 : 63,210,425.40 = 11,848,146.59 : x
  2. Step 2: Convert to fraction form
    42,140,283.59/63,210,425.40 = 11,848,146.59/x
  3. Step 3: Cross multiply
    42,140,283.59x = 63,210,425.40 × 11,848,146.59
  4. Step 4: Simplify right side
    42,140,283.59x = 748,926,386,313,485.38
  5. Step 5: Solve for x
    x = 748,926,386,313,485.38/42,140,283.59
  6. Step 6: Final answer
    x = 17,772,219.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.