Home / 30,233,152.80-45,357,547.68-8,669,332.80

Finding the Fourth Proportional to 30,233,152.80, 45,357,547.68 and 8,669,332.80

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Solution

The fourth proportional to 30,233,152.80, 45,357,547.68 and 8,669,332.80 is: 13,006,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233,152.80 : 45,357,547.68 = 8,669,332.80 : x
  2. Step 2: Convert to fraction form
    30,233,152.80/45,357,547.68 = 8,669,332.80/x
  3. Step 3: Cross multiply
    30,233,152.80x = 45,357,547.68 × 8,669,332.80
  4. Step 4: Simplify right side
    30,233,152.80x = 393,219,675,829,787.94
  5. Step 5: Solve for x
    x = 393,219,675,829,787.94/30,233,152.80
  6. Step 6: Final answer
    x = 13,006,241.14

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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.