Home / 38,365,095.84-52,943,206.56-20,961,066.48

Finding the Fourth Proportional to 38,365,095.84, 52,943,206.56 and 20,961,066.48

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Solution

The fourth proportional to 38,365,095.84, 52,943,206.56 and 20,961,066.48 is: 28,925,929.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,365,095.84 : 52,943,206.56 = 20,961,066.48 : x
  2. Step 2: Convert to fraction form
    38,365,095.84/52,943,206.56 = 20,961,066.48/x
  3. Step 3: Cross multiply
    38,365,095.84x = 52,943,206.56 × 20,961,066.48
  4. Step 4: Simplify right side
    38,365,095.84x = 1,109,746,072,368,532.12
  5. Step 5: Solve for x
    x = 1,109,746,072,368,532.12/38,365,095.84
  6. Step 6: Final answer
    x = 28,925,929.89

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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.