Home / 38,249,867.90-57,386,058.64-12,341,683.22

Finding the Fourth Proportional to 38,249,867.90, 57,386,058.64 and 12,341,683.22

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Solution

The fourth proportional to 38,249,867.90, 57,386,058.64 and 12,341,683.22 is: 18,516,156.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,249,867.90 : 57,386,058.64 = 12,341,683.22 : x
  2. Step 2: Convert to fraction form
    38,249,867.90/57,386,058.64 = 12,341,683.22/x
  3. Step 3: Cross multiply
    38,249,867.90x = 57,386,058.64 × 12,341,683.22
  4. Step 4: Simplify right side
    38,249,867.90x = 708,240,556,661,439.50
  5. Step 5: Solve for x
    x = 708,240,556,661,439.50/38,249,867.90
  6. Step 6: Final answer
    x = 18,516,156.93

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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.