Home / 19,109,386-26,370,559.02-10,407,711.52

Finding the Fourth Proportional to 19,109,386, 26,370,559.02 and 10,407,711.52

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Solution

The fourth proportional to 19,109,386, 26,370,559.02 and 10,407,711.52 is: 14,362,427.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,109,386 : 26,370,559.02 = 10,407,711.52 : x
  2. Step 2: Convert to fraction form
    19,109,386/26,370,559.02 = 10,407,711.52/x
  3. Step 3: Cross multiply
    19,109,386x = 26,370,559.02 × 10,407,711.52
  4. Step 4: Simplify right side
    19,109,386x = 274,457,170,901,293.91
  5. Step 5: Solve for x
    x = 274,457,170,901,293.91/19,109,386
  6. Step 6: Final answer
    x = 14,362,427.50

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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.