Home / 28,703,031.48-39,613,547.34-16,314,985.17

Finding the Fourth Proportional to 28,703,031.48, 39,613,547.34 and 16,314,985.17

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Solution

The fourth proportional to 28,703,031.48, 39,613,547.34 and 16,314,985.17 is: 22,516,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,703,031.48 : 39,613,547.34 = 16,314,985.17 : x
  2. Step 2: Convert to fraction form
    28,703,031.48/39,613,547.34 = 16,314,985.17/x
  3. Step 3: Cross multiply
    28,703,031.48x = 39,613,547.34 × 16,314,985.17
  4. Step 4: Simplify right side
    28,703,031.48x = 646,294,437,383,193
  5. Step 5: Solve for x
    x = 646,294,437,383,193/28,703,031.48
  6. Step 6: Final answer
    x = 22,516,591.60

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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.