Home / 30,539,430.96-45,807,949.80-10,344,672.24

Finding the Fourth Proportional to 30,539,430.96, 45,807,949.80 and 10,344,672.24

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Solution

The fourth proportional to 30,539,430.96, 45,807,949.80 and 10,344,672.24 is: 15,516,603.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,539,430.96 : 45,807,949.80 = 10,344,672.24 : x
  2. Step 2: Convert to fraction form
    30,539,430.96/45,807,949.80 = 10,344,672.24/x
  3. Step 3: Cross multiply
    30,539,430.96x = 45,807,949.80 × 10,344,672.24
  4. Step 4: Simplify right side
    30,539,430.96x = 473,868,226,667,373.56
  5. Step 5: Solve for x
    x = 473,868,226,667,373.56/30,539,430.96
  6. Step 6: Final answer
    x = 15,516,603.02

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1.5x scale

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.