Home / 31,104,258.40-46,656,387.60-13,153,362.40

Finding the Fourth Proportional to 31,104,258.40, 46,656,387.60 and 13,153,362.40

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Solution

The fourth proportional to 31,104,258.40, 46,656,387.60 and 13,153,362.40 is: 19,730,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,258.40 : 46,656,387.60 = 13,153,362.40 : x
  2. Step 2: Convert to fraction form
    31,104,258.40/46,656,387.60 = 13,153,362.40/x
  3. Step 3: Cross multiply
    31,104,258.40x = 46,656,387.60 × 13,153,362.40
  4. Step 4: Simplify right side
    31,104,258.40x = 613,688,374,377,666.25
  5. Step 5: Solve for x
    x = 613,688,374,377,666.25/31,104,258.40
  6. Step 6: Final answer
    x = 19,730,043.60

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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.