Home / 10,516,031.80-15,774,047.70-10,374,314.20

Finding the Fourth Proportional to 10,516,031.80, 15,774,047.70 and 10,374,314.20

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Solution

The fourth proportional to 10,516,031.80, 15,774,047.70 and 10,374,314.20 is: 15,561,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,516,031.80 : 15,774,047.70 = 10,374,314.20 : x
  2. Step 2: Convert to fraction form
    10,516,031.80/15,774,047.70 = 10,374,314.20/x
  3. Step 3: Cross multiply
    10,516,031.80x = 15,774,047.70 × 10,374,314.20
  4. Step 4: Simplify right side
    10,516,031.80x = 163,644,927,045,587.31
  5. Step 5: Solve for x
    x = 163,644,927,045,587.31/10,516,031.80
  6. Step 6: Final answer
    x = 15,561,471.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.