Home / 13,605,013.60-18,774,210.16-8,448,264.48

Finding the Fourth Proportional to 13,605,013.60, 18,774,210.16 and 8,448,264.48

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Solution

The fourth proportional to 13,605,013.60, 18,774,210.16 and 8,448,264.48 is: 11,658,164.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,605,013.60 : 18,774,210.16 = 8,448,264.48 : x
  2. Step 2: Convert to fraction form
    13,605,013.60/18,774,210.16 = 8,448,264.48/x
  3. Step 3: Cross multiply
    13,605,013.60x = 18,774,210.16 × 8,448,264.48
  4. Step 4: Simplify right side
    13,605,013.60x = 158,609,492,834,783.12
  5. Step 5: Solve for x
    x = 158,609,492,834,783.12/13,605,013.60
  6. Step 6: Final answer
    x = 11,658,164.96

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1.5x scale

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.