Home / 19,547,985.87-26,880,560.87-16,965,182.61

Finding the Fourth Proportional to 19,547,985.87, 26,880,560.87 and 16,965,182.61

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Solution

The fourth proportional to 19,547,985.87, 26,880,560.87 and 16,965,182.61 is: 23,328,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,547,985.87 : 26,880,560.87 = 16,965,182.61 : x
  2. Step 2: Convert to fraction form
    19,547,985.87/26,880,560.87 = 16,965,182.61/x
  3. Step 3: Cross multiply
    19,547,985.87x = 26,880,560.87 × 16,965,182.61
  4. Step 4: Simplify right side
    19,547,985.87x = 456,033,623,818,770.50
  5. Step 5: Solve for x
    x = 456,033,623,818,770.50/19,547,985.87
  6. Step 6: Final answer
    x = 23,328,931.53

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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.