Home / 12,160,802.48-16,780,254.96-7,264,988.30

Finding the Fourth Proportional to 12,160,802.48, 16,780,254.96 and 7,264,988.30

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Solution

The fourth proportional to 12,160,802.48, 16,780,254.96 and 7,264,988.30 is: 10,024,696.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,160,802.48 : 16,780,254.96 = 7,264,988.30 : x
  2. Step 2: Convert to fraction form
    12,160,802.48/16,780,254.96 = 7,264,988.30/x
  3. Step 3: Cross multiply
    12,160,802.48x = 16,780,254.96 × 7,264,988.30
  4. Step 4: Simplify right side
    12,160,802.48x = 121,908,355,955,416.97
  5. Step 5: Solve for x
    x = 121,908,355,955,416.97/12,160,802.48
  6. Step 6: Final answer
    x = 10,024,696.66

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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.