Home / 10,357,749.28-14,294,545.28-5,712,443.08

Finding the Fourth Proportional to 10,357,749.28, 14,294,545.28 and 5,712,443.08

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Solution

The fourth proportional to 10,357,749.28, 14,294,545.28 and 5,712,443.08 is: 7,883,640.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357,749.28 : 14,294,545.28 = 5,712,443.08 : x
  2. Step 2: Convert to fraction form
    10,357,749.28/14,294,545.28 = 5,712,443.08/x
  3. Step 3: Cross multiply
    10,357,749.28x = 14,294,545.28 × 5,712,443.08
  4. Step 4: Simplify right side
    10,357,749.28x = 81,656,776,266,482.66
  5. Step 5: Solve for x
    x = 81,656,776,266,482.66/10,357,749.28
  6. Step 6: Final answer
    x = 7,883,640.94

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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.