Home / 28,607,612.94-39,478,999.32-15,554,960.01

Finding the Fourth Proportional to 28,607,612.94, 39,478,999.32 and 15,554,960.01

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Solution

The fourth proportional to 28,607,612.94, 39,478,999.32 and 15,554,960.01 is: 21,466,113.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,607,612.94 : 39,478,999.32 = 15,554,960.01 : x
  2. Step 2: Convert to fraction form
    28,607,612.94/39,478,999.32 = 15,554,960.01/x
  3. Step 3: Cross multiply
    28,607,612.94x = 39,478,999.32 × 15,554,960.01
  4. Step 4: Simplify right side
    28,607,612.94x = 614,094,255,657,417.25
  5. Step 5: Solve for x
    x = 614,094,255,657,417.25/28,607,612.94
  6. Step 6: Final answer
    x = 21,466,113.13

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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.