Home / 64,360,233.60-96,514,689.60-21,217,430.40

Finding the Fourth Proportional to 64,360,233.60, 96,514,689.60 and 21,217,430.40

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Solution

The fourth proportional to 64,360,233.60, 96,514,689.60 and 21,217,430.40 is: 31,817,686.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,360,233.60 : 96,514,689.60 = 21,217,430.40 : x
  2. Step 2: Convert to fraction form
    64,360,233.60/96,514,689.60 = 21,217,430.40/x
  3. Step 3: Cross multiply
    64,360,233.60x = 96,514,689.60 × 21,217,430.40
  4. Step 4: Simplify right side
    64,360,233.60x = 2,047,793,709,165,603.50
  5. Step 5: Solve for x
    x = 2,047,793,709,165,603.50/64,360,233.60
  6. Step 6: Final answer
    x = 31,817,686.09

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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.