Home / 30,586,687.16-45,887,903.93-9,020,417.72

Finding the Fourth Proportional to 30,586,687.16, 45,887,903.93 and 9,020,417.72

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Solution

The fourth proportional to 30,586,687.16, 45,887,903.93 and 9,020,417.72 is: 13,532,948.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,586,687.16 : 45,887,903.93 = 9,020,417.72 : x
  2. Step 2: Convert to fraction form
    30,586,687.16/45,887,903.93 = 9,020,417.72/x
  3. Step 3: Cross multiply
    30,586,687.16x = 45,887,903.93 × 9,020,417.72
  4. Step 4: Simplify right side
    30,586,687.16x = 413,928,061,536,941.12
  5. Step 5: Solve for x
    x = 413,928,061,536,941.12/30,586,687.16
  6. Step 6: Final answer
    x = 13,532,948.48

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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.