Home / 15,953,555.09-22,026,088.02-13,020,379.17

Finding the Fourth Proportional to 15,953,555.09, 22,026,088.02 and 13,020,379.17

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Solution

The fourth proportional to 15,953,555.09, 22,026,088.02 and 13,020,379.17 is: 17,976,433.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953,555.09 : 22,026,088.02 = 13,020,379.17 : x
  2. Step 2: Convert to fraction form
    15,953,555.09/22,026,088.02 = 13,020,379.17/x
  3. Step 3: Cross multiply
    15,953,555.09x = 22,026,088.02 × 13,020,379.17
  4. Step 4: Simplify right side
    15,953,555.09x = 286,788,017,652,194.56
  5. Step 5: Solve for x
    x = 286,788,017,652,194.56/15,953,555.09
  6. Step 6: Final answer
    x = 17,976,433.22

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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.