Home / 30,407,603.20-45,547,814.40-14,247,347.20

Finding the Fourth Proportional to 30,407,603.20, 45,547,814.40 and 14,247,347.20

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Solution

The fourth proportional to 30,407,603.20, 45,547,814.40 and 14,247,347.20 is: 21,341,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,407,603.20 : 45,547,814.40 = 14,247,347.20 : x
  2. Step 2: Convert to fraction form
    30,407,603.20/45,547,814.40 = 14,247,347.20/x
  3. Step 3: Cross multiply
    30,407,603.20x = 45,547,814.40 × 14,247,347.20
  4. Step 4: Simplify right side
    30,407,603.20x = 648,935,525,957,959.62
  5. Step 5: Solve for x
    x = 648,935,525,957,959.62/30,407,603.20
  6. Step 6: Final answer
    x = 21,341,225.80

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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.