Home / 42,166,412.40-63,249,618.60-25,146,303.60

Finding the Fourth Proportional to 42,166,412.40, 63,249,618.60 and 25,146,303.60

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Solution

The fourth proportional to 42,166,412.40, 63,249,618.60 and 25,146,303.60 is: 37,719,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,166,412.40 : 63,249,618.60 = 25,146,303.60 : x
  2. Step 2: Convert to fraction form
    42,166,412.40/63,249,618.60 = 25,146,303.60/x
  3. Step 3: Cross multiply
    42,166,412.40x = 63,249,618.60 × 25,146,303.60
  4. Step 4: Simplify right side
    42,166,412.40x = 1,590,494,111,899,807
  5. Step 5: Solve for x
    x = 1,590,494,111,899,807/42,166,412.40
  6. Step 6: Final answer
    x = 37,719,455.40

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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.