Home / 10,390,655.55-14,339,547.50-5,806,976.79

Finding the Fourth Proportional to 10,390,655.55, 14,339,547.50 and 5,806,976.79

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Solution

The fourth proportional to 10,390,655.55, 14,339,547.50 and 5,806,976.79 is: 8,013,875.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,390,655.55 : 14,339,547.50 = 5,806,976.79 : x
  2. Step 2: Convert to fraction form
    10,390,655.55/14,339,547.50 = 5,806,976.79/x
  3. Step 3: Cross multiply
    10,390,655.55x = 14,339,547.50 × 5,806,976.79
  4. Step 4: Simplify right side
    10,390,655.55x = 83,269,419,482,567.64
  5. Step 5: Solve for x
    x = 83,269,419,482,567.64/10,390,655.55
  6. Step 6: Final answer
    x = 8,013,875.46

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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.