Home / 13,594,328.51-18,747,132.93-9,133,970.28

Finding the Fourth Proportional to 13,594,328.51, 18,747,132.93 and 9,133,970.28

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Solution

The fourth proportional to 13,594,328.51, 18,747,132.93 and 9,133,970.28 is: 12,596,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,328.51 : 18,747,132.93 = 9,133,970.28 : x
  2. Step 2: Convert to fraction form
    13,594,328.51/18,747,132.93 = 9,133,970.28/x
  3. Step 3: Cross multiply
    13,594,328.51x = 18,747,132.93 × 9,133,970.28
  4. Step 4: Simplify right side
    13,594,328.51x = 171,235,755,017,829.31
  5. Step 5: Solve for x
    x = 171,235,755,017,829.31/13,594,328.51
  6. Step 6: Final answer
    x = 12,596,117.19

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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.