Home / 48,513,643.80-72,770,465.70-31,294,955.40

Finding the Fourth Proportional to 48,513,643.80, 72,770,465.70 and 31,294,955.40

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Solution

The fourth proportional to 48,513,643.80, 72,770,465.70 and 31,294,955.40 is: 46,942,433.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,513,643.80 : 72,770,465.70 = 31,294,955.40 : x
  2. Step 2: Convert to fraction form
    48,513,643.80/72,770,465.70 = 31,294,955.40/x
  3. Step 3: Cross multiply
    48,513,643.80x = 72,770,465.70 × 31,294,955.40
  4. Step 4: Simplify right side
    48,513,643.80x = 2,277,348,478,518,730
  5. Step 5: Solve for x
    x = 2,277,348,478,518,730/48,513,643.80
  6. Step 6: Final answer
    x = 46,942,433.10

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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.